| Full description | Other meniscus derangements, other medial meniscus, unspecified knee |
| Billable | Yes |
| Chapter | Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99) |
| Section | Other joint disorders (M20-M25) |
| Parent code | M23.33 — Other meniscus derangements, other medial meniscus |