ICD-10-CM 2027
ICD-10 code for ankle osteoarthritis
From the official ICD-10-CM alphabetic index entry “Osteoarthritis › ankle”. Page updated September 29, 2026.
About coding ankle osteoarthritis
The ICD-10-CM code for ankle osteoarthritis is M19.07 (Primary osteoarthritis ankle and foot). The official index lists 3 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on M19.07.
Within M19.0 (primary osteoarthritis of other joints), M19.07 is specifically for primary osteoarthritis ankle and foot. Related codes cover osteoarthritis, shoulder (M19.01), osteoarthritis, elbow (M19.02), osteoarthritis, wrist (M19.03), osteoarthritis, hand (M19.04) and osteoarthritis, other specified site (M19.09).
To report this condition, pick the subcode that matches the documentation: M19.071 (foot), M19.072 (foot) and M19.079 (foot).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
More specific ankle osteoarthritis codes (official index)
Common questions about ankle osteoarthritis ICD-10 codes
What is the ICD-10 code for ankle osteoarthritis?
- M19.07 — Primary osteoarthritis ankle and foot (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: M19.17, M19.07, M19.27.
What is the ICD-10 code for post-traumatic ankle osteoarthritis?
- M19.17 — Post-traumatic osteoarthritis, ankle and foot (header code; choose a more specific subcode).
What is the ICD-10 code for primary ankle osteoarthritis?
- M19.07 — Primary osteoarthritis ankle and foot (header code; choose a more specific subcode).
What is the ICD-10 code for secondary ankle osteoarthritis?
- M19.27 — Secondary osteoarthritis, ankle and foot (header code; choose a more specific subcode).
Is M19.07 billable?
- No. M19.07 is a header code. Report one of its more specific subcodes instead.