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M25.20

Billable

Flail joint, unspecified joint

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

What This Code Means

A joint that has lost its normal stability and moves excessively in an uncontrolled manner, affecting an unspecified joint.

Coding Tips

  • Flail joint indicates severe instability; document the underlying cause if known
  • Attempt to identify the specific joint location; use more specific codes (M25.21-M25.28) if possible

Code Hierarchy

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