| S80.91 | Unspecified superficial injury of knee | NON-BILLABLE CODE |
| S80.911 | Unspecified superficial injury of right knee | NON-BILLABLE CODE |
| S80.911A | Unspecified superficial injury of right knee, initial encounter | BILLABLE CODE |
| S80.911D | Unspecified superficial injury of right knee, subsequent encounter | BILLABLE CODE |
| S80.911S | Unspecified superficial injury of right knee, sequela | BILLABLE CODE |
| S80.912 | Unspecified superficial injury of left knee | NON-BILLABLE CODE |
| S80.912A | Unspecified superficial injury of left knee, initial encounter | BILLABLE CODE |
| S80.912D | Unspecified superficial injury of left knee, subsequent encounter | BILLABLE CODE |
| S80.912S | Unspecified superficial injury of left knee, sequela | BILLABLE CODE |
| S80.919 | Unspecified superficial injury of unspecified knee | NON-BILLABLE CODE |
| S80.919A | Unspecified superficial injury of unspecified knee, initial encounter | BILLABLE CODE |
| S80.919D | Unspecified superficial injury of unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.919S | Unspecified superficial injury of unspecified knee, sequela | BILLABLE CODE |
| S80.92 | Unspecified superficial injury of lower leg | NON-BILLABLE CODE |
| S80.921 | Unspecified superficial injury of right lower leg | NON-BILLABLE CODE |
| S80.921A | Unspecified superficial injury of right lower leg, initial encounter | BILLABLE CODE |
| S80.921D | Unspecified superficial injury of right lower leg, subsequent encounter | BILLABLE CODE |
| S80.921S | Unspecified superficial injury of right lower leg, sequela | BILLABLE CODE |
| S80.922 | Unspecified superficial injury of left lower leg | NON-BILLABLE CODE |
| S80.922A | Unspecified superficial injury of left lower leg, initial encounter | BILLABLE CODE |
| S80.922D | Unspecified superficial injury of left lower leg, subsequent encounter | BILLABLE CODE |
| S80.922S | Unspecified superficial injury of left lower leg, sequela | BILLABLE CODE |
| S80.929 | Unspecified superficial injury of unspecified lower leg | NON-BILLABLE CODE |
| S80.929A | Unspecified superficial injury of unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.929D | Unspecified superficial injury of unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.929S | Unspecified superficial injury of unspecified lower leg, sequela | BILLABLE CODE |
