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M12.251

Billable

Villonodular synovitis (pigmented), right hip

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 right hip that causes inflammation and can contain iron deposits.

Coding Tips

  • Confirm right hip is the affected side; do not use if bilateral or left-sided
  • May require imaging confirmation; document any associated pain or functional limitation

Code Hierarchy

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