Skip to content
HCC Buddy home

C44.99

Billable

Other specified malignant neoplasm of skin, unspecified

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 a type other than melanoma or squamous/basal cell carcinoma, occurring at an unspecified body location.

Coding Tips

  • •This is a residual category for rare skin malignancies; ensure other more specific skin cancer codes do not apply
  • •Review pathology reports carefully to confirm the histological type before using this catch-all code

Code Hierarchy

└C44Other and unspecified malignant neoplasm of skin└C44.9Other and unspecified malignant neoplasm of skin, unspecified└C44.99Other specified malignant neoplasm of skin, unspecified
└C44.99Other specified malignant neoplasm of skin, unspecified

Open C44.99 in the Interactive Encoder

See full code details, AI coding tips, HCC mappings, and related codes in our interactive encoder. Start your 14-day Pro trial — no credit card required.

Open in EncoderStart 14-Day Pro Trial