| S83.421 | Sprain of lateral collateral ligament of right knee | NON-BILLABLE CODE |
| S83.421A | Sprain of lateral collateral ligament of right knee, initial encounter | BILLABLE CODE |
| S83.421D | Sprain of lateral collateral ligament of right knee, subsequent encounter | BILLABLE CODE |
| S83.421S | Sprain of lateral collateral ligament of right knee, sequela | BILLABLE CODE |
| S83.422 | Sprain of lateral collateral ligament of left knee | NON-BILLABLE CODE |
| S83.422A | Sprain of lateral collateral ligament of left knee, initial encounter | BILLABLE CODE |
| S83.422D | Sprain of lateral collateral ligament of left knee, subsequent encounter | BILLABLE CODE |
| S83.422S | Sprain of lateral collateral ligament of left knee, sequela | BILLABLE CODE |
| S83.429 | Sprain of lateral collateral ligament of unspecified knee | NON-BILLABLE CODE |
| S83.429A | Sprain of lateral collateral ligament of unspecified knee, initial encounter | BILLABLE CODE |
| S83.429D | Sprain of lateral collateral ligament of unspecified knee, subsequent encounter | BILLABLE CODE |
| S83.429S | Sprain of lateral collateral ligament of unspecified knee, sequela | BILLABLE CODE |
