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M12.229

Billable

Villonodular synovitis (pigmented), unspecified elbow

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A benign condition where abnormal tissue growth occurs in the lining of the elbow joint when the specific side (left or right) is not documented or is unclear.

Coding Tips

  • Use this code only when laterality cannot be determined from documentation
  • Query the provider if clinical notes indicate elbow involvement but laterality is not explicitly stated

Code Hierarchy

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