| Full description | Unspecified traumatic displaced spondylolisthesis of sixth cervical vertebra, subsequent encounter for fracture with nonunion |
| Billable | Yes |
| Chapter | Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88) |
| Section | Injuries to the neck (S10-S19) |
| Parent code | S12.530 — Unsp traumatic displ spondylolysis of sixth cervcal vertebra |