| Full description | Subluxation of C1/C2 cervical vertebrae, subsequent encounter |
| 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 | S13.120 — Subluxation of C1/C2 cervical vertebrae |