M25.131
BillableFistula, right wrist
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
An abnormal tunnel or opening in the right wrist joint that allows fluid or infection to drain or communicate with surrounding tissues.
Coding Tips
- •Ensure documentation clearly indicates 'right' wrist; use M25.132 for left wrist
- •Consider whether this is related to prior wrist surgery, infection, or rheumatologic disease