| S13.170 | Subluxation of C6/C7 cervical vertebrae | NON-BILLABLE CODE |
| S13.170A | Subluxation of C6/C7 cervical vertebrae, initial encounter | BILLABLE CODE |
| S13.170D | Subluxation of C6/C7 cervical vertebrae, subsequent encounter | BILLABLE CODE |
| S13.170S | Subluxation of C6/C7 cervical vertebrae, sequela | BILLABLE CODE |
| S13.171 | Dislocation of C6/C7 cervical vertebrae | NON-BILLABLE CODE |
| S13.171A | Dislocation of C6/C7 cervical vertebrae, initial encounter | BILLABLE CODE |
| S13.171D | Dislocation of C6/C7 cervical vertebrae, subsequent encounter | BILLABLE CODE |
| S13.171S | Dislocation of C6/C7 cervical vertebrae, sequela | BILLABLE CODE |
