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M12.279

Billable

Villonodular synovitis (pigmented), unspecified ankle and foot

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

What This Code Means

A benign tumor-like condition of the joint lining in the ankle and foot that causes inflammation and can contain iron deposits, affecting an unspecified ankle and foot.

Coding Tips

  • Use only when laterality cannot be determined from available documentation
  • Query provider to clarify which ankle/foot is affected to assign more specific code

Code Hierarchy

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