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ICD-10-CM 2027

ICD-10 code for hip monoarthritis

M13.15

Monoarthritis, not elsewhere classified, hip

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Monoarthritis › hip”. Page updated September 29, 2026.

About coding hip monoarthritis

The ICD-10-CM code for hip monoarthritis is M13.15 (Monoarthritis, not elsewhere classified, hip).

Within M13.1 (monoarthritis, not elsewhere classified), M13.15 is specifically for monoarthritis, not elsewhere classified, hip. Related codes cover unspecified site (M13.10), shoulder (M13.11), elbow (M13.12), wrist (M13.13), hand (M13.14), knee (M13.16) and ankle and foot (M13.17).

To report this condition, pick the subcode that matches the documentation: M13.151 (hip), M13.152 (hip) and M13.159 (hip).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about hip monoarthritis ICD-10 codes

What is the ICD-10 code for hip monoarthritis?

M13.15 — Monoarthritis, not elsewhere classified, hip (a header code; report a more specific subcode).

Is M13.15 billable?

No. M13.15 is a header code. Report one of its more specific subcodes instead.