| 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 |
