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M12.211

Billable

Villonodular synovitis (pigmented), right shoulder

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

What This Code Means

Villonodular synovitis is a benign condition where abnormal tissue grows in the joint lining, causing inflammation and joint damage, specifically affecting the right shoulder.

Coding Tips

  • •This code specifies the right shoulder; use appropriate codes for other shoulder or different sites
  • •Villonodular synovitis may require imaging confirmation; ensure diagnostic documentation supports the code

Code Hierarchy

└M12Other and unspecified arthropathy└M12.2Villonodular synovitis (pigmented)└M12.21Villonodular synovitis (pigmented), shoulder└M12.211Villonodular synovitis (pigmented), right shoulder
└M12.211Villonodular synovitis (pigmented), right shoulder

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