| S20.351 | Superficial foreign body of right front wall of thorax | NON-BILLABLE CODE |
| S20.351A | Superficial foreign body of right front wall of thorax, initial encounter | BILLABLE CODE |
| S20.351D | Superficial foreign body of right front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.351S | Superficial foreign body of right front wall of thorax, sequela | BILLABLE CODE |
| S20.352 | Superficial foreign body of left front wall of thorax | NON-BILLABLE CODE |
| S20.352A | Superficial foreign body of left front wall of thorax, initial encounter | BILLABLE CODE |
| S20.352D | Superficial foreign body of left front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.352S | Superficial foreign body of left front wall of thorax, sequela | BILLABLE CODE |
| S20.353 | Superficial foreign body of bilateral front wall of thorax | NON-BILLABLE CODE |
| S20.353A | Superficial foreign body of bilateral front wall of thorax, initial encounter | BILLABLE CODE |
| S20.353D | Superficial foreign body of bilateral front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.353S | Superficial foreign body of bilateral front wall of thorax, sequela | BILLABLE CODE |
| S20.354 | Superficial foreign body of middle front wall of thorax | NON-BILLABLE CODE |
| S20.354A | Superficial foreign body of middle front wall of thorax, initial encounter | BILLABLE CODE |
| S20.354D | Superficial foreign body of middle front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.354S | Superficial foreign body of middle front wall of thorax, sequela | BILLABLE CODE |
| S20.359 | Superficial foreign body of unspecified front wall of thorax | NON-BILLABLE CODE |
| S20.359A | Superficial foreign body of unspecified front wall of thorax, initial encounter | BILLABLE CODE |
| S20.359D | Superficial foreign body of unspecified front wall of thorax, subsequent encounter | BILLABLE CODE |
| S20.359S | Superficial foreign body of unspecified front wall of thorax, sequela | BILLABLE CODE |
