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M21.261

Billable

Flexion deformity, right knee

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

What This Code Means

A permanent bending or curling of the right knee joint, preventing full straightening of the leg.

Coding Tips

  • •Document right knee involvement clearly in the medical record
  • •Determine if this is related to post-operative status, arthritis, or other underlying conditions

Code Hierarchy

└M21Other acquired deformities of limbs└M21.2Flexion deformity└M21.26Flexion deformity, knee└M21.261Flexion deformity, right knee
└M21.261Flexion deformity, right knee

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