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M99.83

Billable

Other biomechanical lesions of lumbar region

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

What This Code Means

Structural or mechanical problems in the lower back spine or related tissues affecting the lumbar region.

Coding Tips

  • •This is one of the most commonly used M99.8x codes; ensure lumbar location is clearly documented
  • •Verify this is not a stenosis code (M99.73) before assigning, as stenosis has its own specific codes

Code Hierarchy

└M99Biomechanical lesions, not elsewhere classified└M99.8Other biomechanical lesions└M99.83Other biomechanical lesions of lumbar region
└M99.83Other biomechanical lesions of lumbar region

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