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ICD-10-CM 2027

ICD-10 code for foot joint still's disease or syndrome

M08.27

Juvenile rheumatoid arthritis with systemic onset, ankle and foot

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Still's disease or syndrome (juvenile) › foot joint”. Page updated September 29, 2026.

About coding foot joint still's disease or syndrome

The ICD-10-CM code for foot joint still's disease or syndrome is M08.27 (Juvenile rheumatoid arthritis with systemic onset, ankle and foot).

Within M08.2 (juvenile rheumatoid arthritis with systemic onset), M08.27 is specifically for juvenile rheumatoid arthritis with systemic onset, ankle and foot. Related codes cover unspecified site (M08.20), shoulder (M08.21), elbow (M08.22), wrist (M08.23), hand (M08.24), hip (M08.25), knee (M08.26), vertebrae (M08.28) and 2 more.

To report this condition, pick the subcode that matches the documentation: M08.271 (foot), M08.272 (foot) and M08.279 (foot).

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 foot joint still's disease or syndrome ICD-10 codes

What is the ICD-10 code for foot joint still's disease or syndrome?

M08.27 — Juvenile rheumatoid arthritis with systemic onset, ankle and foot (a header code; report a more specific subcode).

Is M08.27 billable?

No. M08.27 is a header code. Report one of its more specific subcodes instead.