M87.271
Osteonecrosis due to previous trauma, right ankle
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 12 never code together
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 3
Index entries leading here 1
Alongside this code 8 same parent — M87.27
M87.272 Osteonecrosis due to previous trauma, left ankle M87.273 Osteonecrosis due to previous trauma, unspecified ankle M87.274 Osteonecrosis due to previous trauma, right foot M87.275 Osteonecrosis due to previous trauma, left foot M87.276 Osteonecrosis due to previous trauma, unspecified foot M87.277 Osteonecrosis due to previous trauma, right toe(s) M87.278 Osteonecrosis due to previous trauma, left toe(s) M87.279 Osteonecrosis due to previous trauma, unspecified toe(s)
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.