C7A.010 — Malignant carcinoid tumor of the duodenum
Is C7A.010 billable?
Yes — C7A.010 is billable for FY2027. C7A.010 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. C7A.010 may be submitted for encounters from October 1, 2026 through September 30, 2027.
C7A.010 at a glance
| Code | C7A.010 |
|---|---|
| Description | Malignant carcinoid tumor of the duodenum |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does C7A.010 group to?
C7A.010 sits in MDC 06 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 374Digestive Malignancy with MCCmedical
- 375Digestive Malignancy with CCmedical
- 376Digestive Malignancy without CC/MCCmedical
As a secondary diagnosis, C7A.010 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is C7A.010 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to C7A.010. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Tumor › carcinoid › malignant › duodenum
Use additional code — inherited from C7A
Report an additional code alongside C7A.010 to fully describe the condition. C7A.010 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.010, but a patient may have both at the same time. When documentation supports it, C7A.010 and the excluded code may both be reported.
Code also — inherited from C7A
Two codes may be needed to describe the condition fully. Whether C7A.010 is sequenced first depends on the reason for the encounter.
- any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)
How long has C7A.010 existed?
C7A.010 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.