ICD-10-CM
C7A.029: Malignant carcinoid tumor of the large intestine, unspecified portion
A billable ICD-10-CM diagnosis code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
- Kind
- Billable code
- Category
- C7A
- Chapter
- 2. Neoplasms
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Nearby codes
A header groups codes and is not billed. A billable code is one you can report.
- C7A.020Malignant carcinoid tumor of the appendixBillable
- C7A.021Malignant carcinoid tumor of the cecumBillable
- C7A.022Malignant carcinoid tumor of the ascending colonBillable
- C7A.023Malignant carcinoid tumor of the transverse colonBillable
- C7A.024Malignant carcinoid tumor of the descending colonBillable
- C7A.025Malignant carcinoid tumor of the sigmoid colonBillable
- C7A.026Malignant carcinoid tumor of the rectumBillable
It's the public CDC file. Check the current ICD-10-CM guidelines before you code.
Code also
The CDC tabular list says a second code may be needed with this one. The note does not set which is listed first.
From C7A. A note on a category applies to every code under it.
Code also any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From C7A. A note on a category applies to every code under it.
Use additional code to identify any associated endocrine syndrome, such as:
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From C7A. A note on a category applies to every code under it.
CMS-HCC, payment year 2027 (initial mapping)
A CMS-HCC group is a risk-adjustment category. This page does not decide payment.
- CMS-HCC category 21 (payment year 2027 model)