| S21.131 | Puncture wound without foreign body of right front wall of thorax without penetration into thoracic cavity | NON-BILLABLE CODE |
| S21.131A | Puncture wound without foreign body of right front wall of thorax without penetration into thoracic cavity, initial encounter | BILLABLE CODE |
| S21.131D | Puncture wound without foreign body of right front wall of thorax without penetration into thoracic cavity, subsequent encounter | BILLABLE CODE |
| S21.131S | Puncture wound without foreign body of right front wall of thorax without penetration into thoracic cavity, sequela | BILLABLE CODE |
| S21.132 | Puncture wound without foreign body of left front wall of thorax without penetration into thoracic cavity | NON-BILLABLE CODE |
| S21.132A | Puncture wound without foreign body of left front wall of thorax without penetration into thoracic cavity, initial encounter | BILLABLE CODE |
| S21.132D | Puncture wound without foreign body of left front wall of thorax without penetration into thoracic cavity, subsequent encounter | BILLABLE CODE |
| S21.132S | Puncture wound without foreign body of left front wall of thorax without penetration into thoracic cavity, sequela | BILLABLE CODE |
| S21.139 | Puncture wound without foreign body of unspecified front wall of thorax without penetration into thoracic cavity | NON-BILLABLE CODE |
| S21.139A | Puncture wound without foreign body of unspecified front wall of thorax without penetration into thoracic cavity, initial encounter | BILLABLE CODE |
| S21.139D | Puncture wound without foreign body of unspecified front wall of thorax without penetration into thoracic cavity, subsequent encounter | BILLABLE CODE |
| S21.139S | Puncture wound without foreign body of unspecified front wall of thorax without penetration into thoracic cavity, sequela | BILLABLE CODE |
