| S12 | Fracture of cervical vertebra and other parts of neck | NON-BILLABLE CODE |
| S12.0 | Fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.00 | Unspecified fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.000 | Unspecified displaced fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.000A | Unspecified displaced fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.000B | Unspecified displaced fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.000D | Unspecified displaced fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.000G | Unspecified displaced fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.000K | Unspecified displaced fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.000S | Unspecified displaced fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.001 | Unspecified nondisplaced fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.001A | Unspecified nondisplaced fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.001B | Unspecified nondisplaced fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.001D | Unspecified nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.001G | Unspecified nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.001K | Unspecified nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.001S | Unspecified nondisplaced fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.01 | Stable burst fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.01XA | Stable burst fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.01XB | Stable burst fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.01XD | Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.01XG | Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.01XK | Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.01XS | Stable burst fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.02 | Unstable burst fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.02XA | Unstable burst fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.02XB | Unstable burst fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.02XD | Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.02XG | Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.02XK | Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.02XS | Unstable burst fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.03 | Posterior arch fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.030 | Displaced posterior arch fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.030A | Displaced posterior arch fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.030B | Displaced posterior arch fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.030D | Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.030G | Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.030K | Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.030S | Displaced posterior arch fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.031 | Nondisplaced posterior arch fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.031A | Nondisplaced posterior arch fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.031B | Nondisplaced posterior arch fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.031D | Nondisplaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.031G | Nondisplaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.031K | Nondisplaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.031S | Nondisplaced posterior arch fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.04 | Lateral mass fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.040 | Displaced lateral mass fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.040A | Displaced lateral mass fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.040B | Displaced lateral mass fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.040D | Displaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.040G | Displaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.040K | Displaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.040S | Displaced lateral mass fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.041 | Nondisplaced lateral mass fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.041A | Nondisplaced lateral mass fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.041B | Nondisplaced lateral mass fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.041D | Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.041G | Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.041K | Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.041S | Nondisplaced lateral mass fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.09 | Other fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.090 | Other displaced fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.090A | Other displaced fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.090B | Other displaced fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.090D | Other displaced fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.090G | Other displaced fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.090K | Other displaced fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.090S | Other displaced fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.091 | Other nondisplaced fracture of first cervical vertebra | NON-BILLABLE CODE |
| S12.091A | Other nondisplaced fracture of first cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.091B | Other nondisplaced fracture of first cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.091D | Other nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.091G | Other nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.091K | Other nondisplaced fracture of first cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.091S | Other nondisplaced fracture of first cervical vertebra, sequela | BILLABLE CODE |
| S12.1 | Fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.10 | Unspecified fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.100 | Unspecified displaced fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.100A | Unspecified displaced fracture of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.100B | Unspecified displaced fracture of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.100D | Unspecified displaced fracture of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.100G | Unspecified displaced fracture of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.100K | Unspecified displaced fracture of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.100S | Unspecified displaced fracture of second cervical vertebra, sequela | BILLABLE CODE |
| S12.101 | Unspecified nondisplaced fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.101A | Unspecified nondisplaced fracture of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.101B | Unspecified nondisplaced fracture of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.101D | Unspecified nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.101G | Unspecified nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.101K | Unspecified nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.101S | Unspecified nondisplaced fracture of second cervical vertebra, sequela | BILLABLE CODE |
| S12.11 | Type II dens fracture | NON-BILLABLE CODE |
| S12.110 | Anterior displaced Type II dens fracture | NON-BILLABLE CODE |
| S12.110A | Anterior displaced Type II dens fracture, initial encounter for closed fracture | BILLABLE CODE |
| S12.110B | Anterior displaced Type II dens fracture, initial encounter for open fracture | BILLABLE CODE |
| S12.110D | Anterior displaced Type II dens fracture, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.110G | Anterior displaced Type II dens fracture, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.110K | Anterior displaced Type II dens fracture, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.110S | Anterior displaced Type II dens fracture, sequela | BILLABLE CODE |
| S12.111 | Posterior displaced Type II dens fracture | NON-BILLABLE CODE |
| S12.111A | Posterior displaced Type II dens fracture, initial encounter for closed fracture | BILLABLE CODE |
| S12.111D | Posterior displaced Type II dens fracture, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.111G | Posterior displaced Type II dens fracture, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.111K | Posterior displaced Type II dens fracture, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.111S | Posterior displaced Type II dens fracture, sequela | BILLABLE CODE |
| S12.112 | Nondisplaced Type II dens fracture | NON-BILLABLE CODE |
| S12.112A | Nondisplaced Type II dens fracture, initial encounter for closed fracture | BILLABLE CODE |
| S12.112B | Nondisplaced Type II dens fracture, initial encounter for open fracture | BILLABLE CODE |
| S12.112D | Nondisplaced Type II dens fracture, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.112G | Nondisplaced Type II dens fracture, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.112K | Nondisplaced Type II dens fracture, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.112S | Nondisplaced Type II dens fracture, sequela | BILLABLE CODE |
| S12.12 | Other dens fracture | NON-BILLABLE CODE |
| S12.120 | Other displaced dens fracture | NON-BILLABLE CODE |
| S12.120A | Other displaced dens fracture, initial encounter for closed fracture | BILLABLE CODE |
| S12.120B | Other displaced dens fracture, initial encounter for open fracture | BILLABLE CODE |
| S12.120D | Other displaced dens fracture, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.120G | Other displaced dens fracture, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.120K | Other displaced dens fracture, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.120S | Other displaced dens fracture, sequela | BILLABLE CODE |
| S12.121 | Other nondisplaced dens fracture | NON-BILLABLE CODE |
| S12.121A | Other nondisplaced dens fracture, initial encounter for closed fracture | BILLABLE CODE |
| S12.121B | Other nondisplaced dens fracture, initial encounter for open fracture | BILLABLE CODE |
| S12.121D | Other nondisplaced dens fracture, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.121G | Other nondisplaced dens fracture, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.121K | Other nondisplaced dens fracture, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.121S | Other nondisplaced dens fracture, sequela | BILLABLE CODE |
| S12.13 | Unspecified traumatic spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.130 | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.130A | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.130B | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.130D | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.130G | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.130K | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.130S | Unspecified traumatic displaced spondylolisthesis of second cervical vertebra, sequela | BILLABLE CODE |
| S12.131 | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.131A | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.131B | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.131D | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.131G | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.131K | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.131S | Unspecified traumatic nondisplaced spondylolisthesis of second cervical vertebra, sequela | BILLABLE CODE |
| S12.14 | Type III traumatic spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.14XA | Type III traumatic spondylolisthesis of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.14XB | Type III traumatic spondylolisthesis of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.14XD | Type III traumatic spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.14XG | Type III traumatic spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.14XK | Type III traumatic spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.14XS | Type III traumatic spondylolisthesis of second cervical vertebra, sequela | BILLABLE CODE |
| S12.15 | Other traumatic spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.150 | Other traumatic displaced spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.150A | Other traumatic displaced spondylolisthesis of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.150B | Other traumatic displaced spondylolisthesis of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.150D | Other traumatic displaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.150G | Other traumatic displaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.150K | Other traumatic displaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.150S | Other traumatic displaced spondylolisthesis of second cervical vertebra, sequela | BILLABLE CODE |
| S12.151 | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra | NON-BILLABLE CODE |
| S12.151A | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.151B | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.151D | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.151G | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.151K | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.151S | Other traumatic nondisplaced spondylolisthesis of second cervical vertebra, sequela | BILLABLE CODE |
| S12.19 | Other fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.190 | Other displaced fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.190A | Other displaced fracture of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.190B | Other displaced fracture of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.190D | Other displaced fracture of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.190G | Other displaced fracture of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.190K | Other displaced fracture of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.190S | Other displaced fracture of second cervical vertebra, sequela | BILLABLE CODE |
| S12.191 | Other nondisplaced fracture of second cervical vertebra | NON-BILLABLE CODE |
| S12.191A | Other nondisplaced fracture of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.191B | Other nondisplaced fracture of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.191D | Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.191G | Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.191K | Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.191S | Other nondisplaced fracture of second cervical vertebra, sequela | BILLABLE CODE |
| S12.2 | Fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.20 | Unspecified fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.200 | Unspecified displaced fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.200A | Unspecified displaced fracture of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.200B | Unspecified displaced fracture of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.200D | Unspecified displaced fracture of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.200G | Unspecified displaced fracture of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.200K | Unspecified displaced fracture of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.200S | Unspecified displaced fracture of third cervical vertebra, sequela | BILLABLE CODE |
| S12.201 | Unspecified nondisplaced fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.201A | Unspecified nondisplaced fracture of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.201B | Unspecified nondisplaced fracture of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.201D | Unspecified nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.201G | Unspecified nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.201K | Unspecified nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.201S | Unspecified nondisplaced fracture of third cervical vertebra, sequela | BILLABLE CODE |
| S12.23 | Unspecified traumatic spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.230 | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.230A | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.230B | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.230D | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.230G | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.230K | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.230S | Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, sequela | BILLABLE CODE |
| S12.231 | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.231A | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.231B | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.231D | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.231G | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.231K | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.231S | Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, sequela | BILLABLE CODE |
| S12.24 | Type III traumatic spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.24XA | Type III traumatic spondylolisthesis of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.24XB | Type III traumatic spondylolisthesis of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.24XD | Type III traumatic spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.24XG | Type III traumatic spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.24XK | Type III traumatic spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.24XS | Type III traumatic spondylolisthesis of third cervical vertebra, sequela | BILLABLE CODE |
| S12.25 | Other traumatic spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.250 | Other traumatic displaced spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.250A | Other traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.250B | Other traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.250D | Other traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.250G | Other traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.250K | Other traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.250S | Other traumatic displaced spondylolisthesis of third cervical vertebra, sequela | BILLABLE CODE |
| S12.251 | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra | NON-BILLABLE CODE |
| S12.251A | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.251B | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.251D | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.251G | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.251K | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.251S | Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, sequela | BILLABLE CODE |
| S12.29 | Other fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.290 | Other displaced fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.290A | Other displaced fracture of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.290B | Other displaced fracture of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.290D | Other displaced fracture of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.290G | Other displaced fracture of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.290K | Other displaced fracture of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.290S | Other displaced fracture of third cervical vertebra, sequela | BILLABLE CODE |
| S12.291 | Other nondisplaced fracture of third cervical vertebra | NON-BILLABLE CODE |
| S12.291A | Other nondisplaced fracture of third cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.291B | Other nondisplaced fracture of third cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.291D | Other nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.291G | Other nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.291K | Other nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.291S | Other nondisplaced fracture of third cervical vertebra, sequela | BILLABLE CODE |
| S12.3 | Fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.30 | Unspecified fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.300 | Unspecified displaced fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.300A | Unspecified displaced fracture of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.300B | Unspecified displaced fracture of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.300D | Unspecified displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.300G | Unspecified displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.300K | Unspecified displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.300S | Unspecified displaced fracture of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.301 | Unspecified nondisplaced fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.301A | Unspecified nondisplaced fracture of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.301B | Unspecified nondisplaced fracture of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.301D | Unspecified nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.301G | Unspecified nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.301K | Unspecified nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.301S | Unspecified nondisplaced fracture of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.33 | Unspecified traumatic spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.330 | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.330A | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.330B | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.330D | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.330G | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.330K | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.330S | Unspecified traumatic displaced spondylolisthesis of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.331 | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.331A | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.331B | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.331D | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.331G | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.331K | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.331S | Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.34 | Type III traumatic spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.34XA | Type III traumatic spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.34XB | Type III traumatic spondylolisthesis of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.34XD | Type III traumatic spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.34XG | Type III traumatic spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.34XK | Type III traumatic spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.34XS | Type III traumatic spondylolisthesis of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.35 | Other traumatic spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.350 | Other traumatic displaced spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.350A | Other traumatic displaced spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.350B | Other traumatic displaced spondylolisthesis of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.350D | Other traumatic displaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.350G | Other traumatic displaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.350K | Other traumatic displaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.350S | Other traumatic displaced spondylolisthesis of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.351 | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.351A | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.351B | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.351D | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.351G | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.351K | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.351S | Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.39 | Other fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.390 | Other displaced fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.390A | Other displaced fracture of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.390B | Other displaced fracture of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.390D | Other displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.390G | Other displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.390K | Other displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.390S | Other displaced fracture of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.391 | Other nondisplaced fracture of fourth cervical vertebra | NON-BILLABLE CODE |
| S12.391A | Other nondisplaced fracture of fourth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.391B | Other nondisplaced fracture of fourth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.391D | Other nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.391G | Other nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.391K | Other nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.391S | Other nondisplaced fracture of fourth cervical vertebra, sequela | BILLABLE CODE |
| S12.4 | Fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.40 | Unspecified fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.400 | Unspecified displaced fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.400A | Unspecified displaced fracture of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.400B | Unspecified displaced fracture of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.400D | Unspecified displaced fracture of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.400G | Unspecified displaced fracture of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.400K | Unspecified displaced fracture of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.400S | Unspecified displaced fracture of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.401 | Unspecified nondisplaced fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.401A | Unspecified nondisplaced fracture of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.401B | Unspecified nondisplaced fracture of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.401D | Unspecified nondisplaced fracture of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.401G | Unspecified nondisplaced fracture of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.401K | Unspecified nondisplaced fracture of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.401S | Unspecified nondisplaced fracture of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.43 | Unspecified traumatic spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.430 | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.430A | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.430B | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.430D | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.430G | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.430K | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.430S | Unspecified traumatic displaced spondylolisthesis of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.431 | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.431A | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.431B | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.431D | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.431G | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.431K | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.431S | Unspecified traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.44 | Type III traumatic spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.44XA | Type III traumatic spondylolisthesis of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.44XB | Type III traumatic spondylolisthesis of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.44XD | Type III traumatic spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.44XG | Type III traumatic spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.44XK | Type III traumatic spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.44XS | Type III traumatic spondylolisthesis of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.45 | Other traumatic spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.450 | Other traumatic displaced spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.450A | Other traumatic displaced spondylolisthesis of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.450B | Other traumatic displaced spondylolisthesis of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.450D | Other traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.450G | Other traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.450K | Other traumatic displaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.450S | Other traumatic displaced spondylolisthesis of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.451 | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.451A | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.451B | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.451D | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.451G | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.451K | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.451S | Other traumatic nondisplaced spondylolisthesis of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.49 | Other fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.490 | Other displaced fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.490A | Other displaced fracture of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.490B | Other displaced fracture of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.490D | Other displaced fracture of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.490G | Other displaced fracture of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.490K | Other displaced fracture of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.490S | Other displaced fracture of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.491 | Other nondisplaced fracture of fifth cervical vertebra | NON-BILLABLE CODE |
| S12.491A | Other nondisplaced fracture of fifth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.491B | Other nondisplaced fracture of fifth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.491D | Other nondisplaced fracture of fifth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.491G | Other nondisplaced fracture of fifth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.491K | Other nondisplaced fracture of fifth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.491S | Other nondisplaced fracture of fifth cervical vertebra, sequela | BILLABLE CODE |
| S12.5 | Fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.50 | Unspecified fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.500 | Unspecified displaced fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.500A | Unspecified displaced fracture of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.500B | Unspecified displaced fracture of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.500D | Unspecified displaced fracture of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.500G | Unspecified displaced fracture of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.500K | Unspecified displaced fracture of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.500S | Unspecified displaced fracture of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.501 | Unspecified nondisplaced fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.501A | Unspecified nondisplaced fracture of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.501B | Unspecified nondisplaced fracture of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.501D | Unspecified nondisplaced fracture of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.501G | Unspecified nondisplaced fracture of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.501K | Unspecified nondisplaced fracture of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.501S | Unspecified nondisplaced fracture of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.53 | Unspecified traumatic spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.530 | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.530A | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.530B | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.530D | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.530G | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.530K | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.530S | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.531 | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.531A | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.531B | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.531D | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.531G | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.531K | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.531S | Unspecified traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.54 | Type III traumatic spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.54XA | Type III traumatic spondylolisthesis of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.54XB | Type III traumatic spondylolisthesis of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.54XD | Type III traumatic spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.54XG | Type III traumatic spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.54XK | Type III traumatic spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.54XS | Type III traumatic spondylolisthesis of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.55 | Other traumatic spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.550 | Other traumatic displaced spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.550A | Other traumatic displaced spondylolisthesis of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.550B | Other traumatic displaced spondylolisthesis of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.550D | Other traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.550G | Other traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.550K | Other traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.550S | Other traumatic displaced spondylolisthesis of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.551 | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.551A | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.551B | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.551D | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.551G | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.551K | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.551S | Other traumatic nondisplaced spondylolisthesis of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.59 | Other fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.590 | Other displaced fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.590A | Other displaced fracture of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.590B | Other displaced fracture of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.590D | Other displaced fracture of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.590G | Other displaced fracture of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.590K | Other displaced fracture of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.590S | Other displaced fracture of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.591 | Other nondisplaced fracture of sixth cervical vertebra | NON-BILLABLE CODE |
| S12.591A | Other nondisplaced fracture of sixth cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.591B | Other nondisplaced fracture of sixth cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.591D | Other nondisplaced fracture of sixth cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.591G | Other nondisplaced fracture of sixth cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.591K | Other nondisplaced fracture of sixth cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.591S | Other nondisplaced fracture of sixth cervical vertebra, sequela | BILLABLE CODE |
| S12.6 | Fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.60 | Unspecified fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.600 | Unspecified displaced fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.600A | Unspecified displaced fracture of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.600B | Unspecified displaced fracture of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.600D | Unspecified displaced fracture of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.600G | Unspecified displaced fracture of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.600K | Unspecified displaced fracture of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.600S | Unspecified displaced fracture of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.601 | Unspecified nondisplaced fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.601A | Unspecified nondisplaced fracture of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.601B | Unspecified nondisplaced fracture of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.601D | Unspecified nondisplaced fracture of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.601G | Unspecified nondisplaced fracture of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.601K | Unspecified nondisplaced fracture of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.601S | Unspecified nondisplaced fracture of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.63 | Unspecified traumatic spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.630 | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.630A | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.630B | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.630D | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.630G | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.630K | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.630S | Unspecified traumatic displaced spondylolisthesis of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.631 | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.631A | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.631B | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.631D | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.631G | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.631K | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.631S | Unspecified traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.64 | Type III traumatic spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.64XA | Type III traumatic spondylolisthesis of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.64XB | Type III traumatic spondylolisthesis of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.64XD | Type III traumatic spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.64XG | Type III traumatic spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.64XK | Type III traumatic spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.64XS | Type III traumatic spondylolisthesis of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.65 | Other traumatic spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.650 | Other traumatic displaced spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.650A | Other traumatic displaced spondylolisthesis of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.650B | Other traumatic displaced spondylolisthesis of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.650D | Other traumatic displaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.650G | Other traumatic displaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.650K | Other traumatic displaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.650S | Other traumatic displaced spondylolisthesis of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.651 | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.651A | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.651B | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.651D | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.651G | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.651K | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.651S | Other traumatic nondisplaced spondylolisthesis of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.69 | Other fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.690 | Other displaced fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.690A | Other displaced fracture of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.690B | Other displaced fracture of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.690D | Other displaced fracture of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.690G | Other displaced fracture of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.690K | Other displaced fracture of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.690S | Other displaced fracture of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.691 | Other nondisplaced fracture of seventh cervical vertebra | NON-BILLABLE CODE |
| S12.691A | Other nondisplaced fracture of seventh cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.691B | Other nondisplaced fracture of seventh cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.691D | Other nondisplaced fracture of seventh cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.691G | Other nondisplaced fracture of seventh cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.691K | Other nondisplaced fracture of seventh cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.691S | Other nondisplaced fracture of seventh cervical vertebra, sequela | BILLABLE CODE |
| S12.8 | Fracture of other parts of neck | NON-BILLABLE CODE |
| S12.8XXA | Fracture of other parts of neck, initial encounter | BILLABLE CODE |
| S12.8XXD | Fracture of other parts of neck, subsequent encounter | BILLABLE CODE |
| S12.8XXS | Fracture of other parts of neck, sequela | BILLABLE CODE |
| S12.9 | Fracture of neck, unspecified | NON-BILLABLE CODE |
| S12.9XXA | Fracture of neck, unspecified, initial encounter | BILLABLE CODE |
| S12.9XXD | Fracture of neck, unspecified, subsequent encounter | BILLABLE CODE |
| S12.9XXS | Fracture of neck, unspecified, sequela | BILLABLE CODE |
