| S20223S | Contusion of bilateral back wall of thorax, sequela |
| S20224 | Contusion of middle back wall of thorax |
| S20224A | Contusion of middle back wall of thorax, initial encounter |
| S20224D | Contusion of middle back wall of thorax, subsequent encounter |
| S20224S | Contusion of middle back wall of thorax, sequela |
| S20229 | Contusion of unspecified back wall of thorax |
| S20229A | Contusion of unspecified back wall of thorax, initial encounter |
| S20229D | Contusion of unspecified back wall of thorax, subsequent encounter |
| S20229S | Contusion of unspecified back wall of thorax, sequela |
| S203 | Other and unspecified superficial injuries of front wall of thorax |
| S2030 | Unspecified superficial injuries of front wall of thorax |
| S20301 | Unspecified superficial injuries of right front wall of thorax |
| S20301A | Unspecified superficial injuries of right front wall of thorax, initial encounter |
| S20301D | Unspecified superficial injuries of right front wall of thorax, subsequent encounter |
| S20301S | Unspecified superficial injuries of right front wall of thorax, sequela |
| S20302 | Unspecified superficial injuries of left front wall of thorax |
| S20302A | Unsp superficial injuries of left front wall of thorax, init Unspecified superficial injuries of left front wall of thorax, initial encounter |
| S20302D | Unsp superficial injuries of left front wall of thorax, subs Unspecified superficial injuries of left front wall of thorax, subsequent encounter |
| S20302S | Unspecified superficial injuries of left front wall of thorax, sequela |
| S20303 | Unspecified superficial injuries of bilateral front wall of thorax |
| S20303A | Unspecified superficial injuries of bilateral front wall of thorax, initial encounter |
| S20303D | Unspecified superficial injuries of bilateral front wall of thorax, subsequent encounter |
| S20303S | Unspecified superficial injuries of bilateral front wall of thorax, sequela |
| S20304 | Unspecified superfic injuries of middle front wall of thorax Unspecified superficial injuries of middle front wall of thorax |
| S20304A | Unspecified superficial injuries of middle front wall of thorax, initial encounter |
| S20304D | Unspecified superficial injuries of middle front wall of thorax, subsequent encounter |
| S20304S | Unspecified superficial injuries of middle front wall of thorax, sequela |
| S20309 | Unspecified superficial injuries of unspecified front wall of thorax |
| S20309A | Unsp superficial injuries of unsp front wall of thorax, init Unspecified superficial injuries of unspecified front wall of thorax, initial encounter |
| S20309D | Unsp superficial injuries of unsp front wall of thorax, subs Unspecified superficial injuries of unspecified front wall of thorax, subsequent encounter |
| S20309S | Unsp superfic injuries of unsp front wall of thorax, sequela Unspecified superficial injuries of unspecified front wall of thorax, sequela |
| S2031 | Abrasion of front wall of thorax |
| S20311 | Abrasion of right front wall of thorax |
| S20311A | Abrasion of right front wall of thorax, initial encounter |
| S20311D | Abrasion of right front wall of thorax, subsequent encounter Abrasion of right front wall of thorax, subsequent encounter |
| S20311S | Abrasion of right front wall of thorax, sequela |
| S20312 | Abrasion of left front wall of thorax |
| S20312A | Abrasion of left front wall of thorax, initial encounter |
| S20312D | Abrasion of left front wall of thorax, subsequent encounter |
| S20312S | Abrasion of left front wall of thorax, sequela |
| S20313 | Abrasion of bilateral front wall of thorax |
| S20313A | Abrasion of bilateral front wall of thorax, initial encounter |
| S20313D | Abrasion of bilateral front wall of thorax, subsequent encounter |
| S20313S | Abrasion of bilateral front wall of thorax, sequela |
| S20314 | Abrasion of middle front wall of thorax |
| S20314A | Abrasion of middle front wall of thorax, initial encounter |
| S20314D | Abrasion of middle front wall of thorax, subsequent encounter |
| S20314S | Abrasion of middle front wall of thorax, sequela |
| S20319 | Abrasion of unspecified front wall of thorax |
| S20319A | Abrasion of unspecified front wall of thorax, initial encounter |