| S2243XB | Multiple fractures of ribs, bilateral, initial encounter for open fracture |
| S2243XD | Multiple fractures of ribs, bilateral, subsequent encounter for fracture with routine healing |
| S2243XG | Multiple fractures of ribs, bilateral, subsequent encounter for fracture with delayed healing |
| S2243XK | Multiple fractures of ribs, bilateral, subsequent encounter for fracture with nonunion |
| S2243XS | Multiple fractures of ribs, bilateral, sequela |
| S2249 | Multiple fractures of ribs, unspecified side |
| S2249XA | Multiple fractures of ribs, unspecified side, initial encounter for closed fracture |
| S2249XB | Multiple fractures of ribs, unspecified side, initial encounter for open fracture |
| S2249XD | Multiple fractures of ribs, unspecified side, subsequent encounter for fracture with routine healing |
| S2249XG | Multiple fractures of ribs, unspecified side, subsequent encounter for fracture with delayed healing |
| S2249XK | Multiple fractures of ribs, unspecified side, subsequent encounter for fracture with nonunion |
| S2249XS | Multiple fractures of ribs, unspecified side, sequela |
| S225 | Flail chest |
| S225XXA | Flail chest, initial encounter for closed fracture |
| S225XXB | Flail chest, initial encounter for open fracture |
| S225XXD | Flail chest, subsequent encounter for fracture with routine healing |
| S225XXG | Flail chest, subsequent encounter for fracture with delayed healing |
| S225XXK | Flail chest, subsequent encounter for fracture with nonunion Flail chest, subsequent encounter for fracture with nonunion |
| S225XXS | Flail chest, sequela |
| S229 | Fracture of bony thorax, part unspecified |
| S229XXA | Fracture of bony thorax, part unspecified, initial encounter for closed fracture |
| S229XXB | Fracture of bony thorax, part unspecified, initial encounter for open fracture |
| S229XXD | Fracture of bony thorax, part unsp, subs for fx w routn heal Fracture of bony thorax, part unspecified, subsequent encounter for fracture with routine healing |
| S229XXG | Fracture of bony thorax, part unsp, subs for fx w delay heal Fracture of bony thorax, part unspecified, subsequent encounter for fracture with delayed healing |
| S229XXK | Fracture of bony thorax, part unspecified, subsequent encounter for fracture with nonunion |
| S229XXS | Fracture of bony thorax, part unspecified, sequela |
| S23 | Dislocation and sprain of joints and ligaments of thorax |
| S230 | Traumatic rupture of thoracic intervertebral disc |
| S230XXA | Traumatic rupture of thoracic intervertebral disc, initial encounter |
| S230XXD | Traumatic rupture of thoracic intervertebral disc, subsequent encounter |
| S230XXS | Traumatic rupture of thoracic intervertebral disc, sequela |
| S231 | Subluxation and dislocation of thoracic vertebra |
| S2310 | Subluxation and dislocation of unspecified thoracic vertebra Subluxation and dislocation of unspecified thoracic vertebra |
| S23100 | Subluxation of unspecified thoracic vertebra |
| S23100A | Subluxation of unspecified thoracic vertebra, initial encounter |
| S23100D | Subluxation of unspecified thoracic vertebra, subsequent encounter |
| S23100S | Subluxation of unspecified thoracic vertebra, sequela |
| S23101 | Dislocation of unspecified thoracic vertebra |
| S23101A | Dislocation of unspecified thoracic vertebra, initial encounter |
| S23101D | Dislocation of unspecified thoracic vertebra, subsequent encounter |
| S23101S | Dislocation of unspecified thoracic vertebra, sequela |
| S2311 | Subluxation and dislocation of T1/T2 thoracic vertebra |
| S23110 | Subluxation of T1/T2 thoracic vertebra |
| S23110A | Subluxation of T1/T2 thoracic vertebra, initial encounter |
| S23110D | Subluxation of T1/T2 thoracic vertebra, subsequent encounter Subluxation of T1/T2 thoracic vertebra, subsequent encounter |
| S23110S | Subluxation of T1/T2 thoracic vertebra, sequela |
| S23111 | Dislocation of T1/T2 thoracic vertebra |
| S23111A | Dislocation of T1/T2 thoracic vertebra, initial encounter |
| S23111D | Dislocation of T1/T2 thoracic vertebra, subsequent encounter Dislocation of T1/T2 thoracic vertebra, subsequent encounter |
| S23111S | Dislocation of T1/T2 thoracic vertebra, sequela |