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M89.429

Billable

Other hypertrophic osteoarthropathy, unspecified upper arm

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

What This Code Means

A condition where bones and tissues in the upper arm become abnormally thickened and enlarged, but the specific side is not documented.

Coding Tips

  • •This is a less specific code; attempt to clarify laterality with the provider
  • •Use only when bilateral involvement or unspecified side is truly documented

Code Hierarchy

└M89Other disorders of bone└M89.4Other hypertrophic osteoarthropathy└M89.42Other hypertrophic osteoarthropathy, upper arm└M89.429Other hypertrophic osteoarthropathy, unspecified upper arm
└M89.429Other hypertrophic osteoarthropathy, unspecified upper arm

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