C7A.02 — Malignant carcinoid tumors of the appendix, large intestine, and rectum

Not billable

Is C7A.02 billable?

No — C7A.02 is a non-billable header code. C7A.02 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 8 billable codes beneath C7A.02.

Billable codes under this header

C7A.02 at a glance

Code	C7A.02
Description	Malignant carcinoid tumors of the appendix, large intestine, and rectum
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Use additional code — inherited from C7A

Report an additional code alongside C7A.02 to fully describe the condition. C7A.02 is sequenced first.

code to identify any associated endocrine syndrome, such as:
carcinoid syndrome (E34.00)

Excludes2 — not included here — inherited from C7A

The conditions below are not part of C7A.02, but a patient may have both at the same time. When documentation supports it, C7A.02 and the excluded code may both be reported.

malignant pancreatic islet cell tumors (C25.4)
Merkel cell carcinoma (C4A.-)

Code also — inherited from C7A

Two codes may be needed to describe the condition fully. Whether C7A.02 is sequenced first depends on the reason for the encounter.

any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)

What codes fall under C7A.02? (8)

How long has C7A.02 existed?

C7A.02 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.