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M21.729

Billable

Unequal limb length (acquired), unspecified humerus

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

What This Code Means

One upper arm bone (humerus) is shorter than the other, but it is not documented which side is affected.

Coding Tips

  • •Use only when laterality cannot be determined from the medical record
  • •Query the provider to clarify right versus left for more specific coding

Code Hierarchy

└M21Other acquired deformities of limbs└M21.7Unequal limb length (acquired)└M21.72Unequal limb length (acquired), humerus└M21.729Unequal limb length (acquired), unspecified humerus
└M21.729Unequal limb length (acquired), unspecified humerus

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