| 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 |
