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C74.10

C74.10Malignant neoplasm of medulla of unspecified adrenal gland

Billable / specific codeICD-10-CM

C74.10 is a billable, specific ICD-10-CM code for malignant neoplasm of medulla of unspecified adrenal gland. It is valid for submission on a claim.

Risk adjustment

C74.10 risk-adjusts. Under the CMS-HCC V28 model it maps to these categories:

  • HCC 22 Bladder, Colorectal, and Other Cancers0.363 RAF
  • HCC 22 Bladder, Colorectal, and Other Cancers0.363 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

C74.10 is named in 36 Medicare coverage policies 36 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52479Oral Anticancer Drugs - Policy Article
  • A52479Oral Anticancer Drugs - Policy Article
  • A52479Oral Anticancer Drugs - Policy Article
  • A56199Billing and Coding: Molecular Pathology Procedures

How C74.10 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to C74.10.

  • Pheochromoblastomaunspecified site
  • Pheochromocytomamalignantunspecified site

Related codes at this level

Codes that share C74.1. If C74.10 is not quite right, the correct code is usually one of these.

Questions about C74.10

Is C74.10 a billable ICD-10-CM code?
Yes. C74.10 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C74.10 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of thyroid and other endocrine glands (C73-C75).
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.