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C44.520

Billable

Squamous cell carcinoma of anal skin

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

What This Code Means

A squamous cell carcinoma (a type of skin cancer arising from outer skin cells) that develops on the anal skin area.

Coding Tips

  • Verify the location is anal skin and not internal anal canal
  • Confirm squamous cell histology is documented in pathology results

Code Hierarchy

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