C7A.019 — Malignant carcinoid tumor of the small intestine, unspecified portion
C7A.019 is a billable, specific ICD-10-CM code for malignant carcinoid tumor of the small intestine, unspecified portion. It is valid for submission on a claim.
Excludes2 inherited from the categories above C7A.019
Also inherited, and the opposite of Excludes1: these conditions are not part of C7A.019, but a patient can have both, so you may code both.
Other codes that can never be billed with C7A.019
These codes carry an Excludes1 note pointing at C7A.019. 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.019 alone.
- C75Malignant neoplasm of other endocrine glands and related structures
Risk adjustment
C7A.019 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.019 is named in 53 Medicare coverage policies — 53 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
- A52480Oral Antiemetic Drugs (Replacement for Intravenous Antiemetics) - Policy Article
- A52986Billing and Coding: Biomarkers for Oncology
How C7A.019 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.019.
- Tumor›carcinoid›malignant›small intestine
Code history
C7A.019 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share C7A.01. If C7A.019 is not quite right, the correct code is usually one of these.
Questions about C7A.019
- Is C7A.019 a billable ICD-10-CM code?
- Yes. C7A.019 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does C7A.019 sit in the tabular list?
- Neoplasms (C00-D49), in the block Malignant neuroendocrine tumors (C7A).