| S20.211 | Contusion of right front wall of thorax | NON-BILLABLE CODE |
| S20.211A | Contusion of right front wall of thorax, initial encounter | BILLABLE CODE |
| S20.211D | Contusion of right front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.211S | Contusion of right front wall of thorax, sequela | BILLABLE CODE |
| S20.212 | Contusion of left front wall of thorax | NON-BILLABLE CODE |
| S20.212A | Contusion of left front wall of thorax, initial encounter | BILLABLE CODE |
| S20.212D | Contusion of left front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.212S | Contusion of left front wall of thorax, sequela | BILLABLE CODE |
| S20.213 | Contusion of bilateral front wall of thorax | NON-BILLABLE CODE |
| S20.213A | Contusion of bilateral front wall of thorax, initial encounter | BILLABLE CODE |
| S20.213D | Contusion of bilateral front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.213S | Contusion of bilateral front wall of thorax, sequela | BILLABLE CODE |
| S20.214 | Contusion of middle front wall of thorax | NON-BILLABLE CODE |
| S20.214A | Contusion of middle front wall of thorax, initial encounter | BILLABLE CODE |
| S20.214D | Contusion of middle front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.214S | Contusion of middle front wall of thorax, sequela | BILLABLE CODE |
| S20.219 | Contusion of unspecified front wall of thorax | NON-BILLABLE CODE |
| S20.219A | Contusion of unspecified front wall of thorax, initial encounter | BILLABLE CODE |
| S20.219D | Contusion of unspecified front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.219S | Contusion of unspecified front wall of thorax, sequela | BILLABLE CODE |
