MCMCB Pro
C76.42

C76.42Malignant neoplasm of left upper limb

Billable / specific codeICD-10-CMleft

C76.42 is a billable, specific ICD-10-CM code for malignant neoplasm of left upper limb. It is valid for submission on a claim.

Risk adjustment

C76.42 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 23 Prostate, Breast, and Other Cancers and Tumors0.186 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

C76.42 is named in 47 Medicare coverage policies 47 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52480Oral Antiemetic Drugs (Replacement for Intravenous Antiemetics) - Policy Article
  • A54768Billing and Coding: Cardiac Blood Pool Imaging (Multiple Gated Acquisition Scanning- MUGA, Ventriculography) When Performed in Conjunction with Cardiotoxic Chemotherapy
  • A55315Billing and Coding: Proton Beam Therapy
  • A55717Billing and Coding: Lab: Flow Cytometry

Related codes at this level

Codes that share C76.4. If C76.42 is not quite right, the correct code is usually one of these.

Questions about C76.42

Is C76.42 a billable ICD-10-CM code?
Yes. C76.42 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C76.42 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.