| S80.251 | Superficial foreign body, right knee | NON-BILLABLE CODE |
| S80.251A | Superficial foreign body, right knee, initial encounter | BILLABLE CODE |
| S80.251D | Superficial foreign body, right knee, subsequent encounter | BILLABLE CODE |
| S80.251S | Superficial foreign body, right knee, sequela | BILLABLE CODE |
| S80.252 | Superficial foreign body, left knee | NON-BILLABLE CODE |
| S80.252A | Superficial foreign body, left knee, initial encounter | BILLABLE CODE |
| S80.252D | Superficial foreign body, left knee, subsequent encounter | BILLABLE CODE |
| S80.252S | Superficial foreign body, left knee, sequela | BILLABLE CODE |
| S80.259 | Superficial foreign body, unspecified knee | NON-BILLABLE CODE |
| S80.259A | Superficial foreign body, unspecified knee, initial encounter | BILLABLE CODE |
| S80.259D | Superficial foreign body, unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.259S | Superficial foreign body, unspecified knee, sequela | BILLABLE CODE |
