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C7A.090

C7A.090Malignant carcinoid tumor of the bronchus and lung

Billable / specific codeICD-10-CM

C7A.090 is a billable, specific ICD-10-CM code for malignant carcinoid tumor of the bronchus and lung. It is valid for submission on a claim.

Other codes that can never be billed with C7A.090

These codes carry an Excludes1 note pointing at C7A.090. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading C7A.090 alone.

  • C34Malignant neoplasm of bronchus and lung

Risk adjustment

C7A.090 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 21 Lymphoma and Other Cancers0.671 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

C7A.090 is named in 55 Medicare coverage policies 55 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
  • A52480Oral Antiemetic Drugs (Replacement for Intravenous Antiemetics) - Policy Article

How C7A.090 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 C7A.090.

  • Tumorcarcinoidmalignantbronchus(lung)
  • Tumorcarcinoidmalignantlung(bronchus)

Related codes at this level

Codes that share C7A.09. If C7A.090 is not quite right, the correct code is usually one of these.

Questions about C7A.090

Is C7A.090 a billable ICD-10-CM code?
Yes. C7A.090 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C7A.090 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neuroendocrine tumors (C7A).
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.