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C44.601

Billable

Unspecified malignant neoplasm of skin of unspecified upper limb, including shoulder

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

What This Code Means

A malignant skin cancer of the upper arm or shoulder area where the specific type (basal cell, squamous cell, or other) has not been determined or is unspecified.

Coding Tips

  • Use this code only when histological type is unknown or not documented
  • If histology is later confirmed, update to the more specific code (C44.61x or C44.62x)

Code Hierarchy

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