| Full description | Other disorders of bone development and growth, unspecified ankle and foot |
| Billable | Yes |
| Chapter | Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99) |
| Section | Other osteopathies (M86-M90) |
| Parent code | M89.27 — Oth disorders of bone development and growth, ankle and foot |