Is C7A.025 a billable ICD-10-CM code?

Yes. C7A.025 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does C7A.025 sit in the tabular list?

Neoplasms (C00-D49), in the block Malignant neuroendocrine tumors (C7A).

C7A.025

C7A.025 — Malignant carcinoid tumor of the sigmoid colon

Billable / specific codeICD-10-CM

C7A.025 is a billable, specific ICD-10-CM code for malignant carcinoid tumor of the sigmoid colon. It is valid for submission on a claim.

Risk adjustment

C7A.025 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.025 is named in 52 Medicare coverage policies — 52 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.025 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.025.

Tumor›carcinoid›malignant›sigmoid colon

Related codes at this level

Codes that share C7A.02. If C7A.025 is not quite right, the correct code is usually one of these.

Questions about C7A.025

Is C7A.025 a billable ICD-10-CM code?: Yes. C7A.025 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C7A.025 sit in the tabular list?: Neoplasms (C00-D49), in the block Malignant neuroendocrine tumors (C7A).