| S23.100 | Subluxation of unspecified thoracic vertebra | NON-BILLABLE CODE |
| S23.100A | Subluxation of unspecified thoracic vertebra, initial encounter | BILLABLE CODE |
| S23.100D | Subluxation of unspecified thoracic vertebra, subsequent encounter | BILLABLE CODE |
| S23.100S | Subluxation of unspecified thoracic vertebra, sequela | BILLABLE CODE |
| S23.101 | Dislocation of unspecified thoracic vertebra | NON-BILLABLE CODE |
| S23.101A | Dislocation of unspecified thoracic vertebra, initial encounter | BILLABLE CODE |
| S23.101D | Dislocation of unspecified thoracic vertebra, subsequent encounter | BILLABLE CODE |
| S23.101S | Dislocation of unspecified thoracic vertebra, sequela | BILLABLE CODE |
