C7A.029
Billable codeMalignant carcinoid tumor of the large intestine, unspecified portion
The ICD-10 code for malignant carcinoid tumor of the large intestine, unspecified portion is C7A.029.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Malignant carcinoid tumor of the colon NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- C7A.020Malignant carcinoid tumor of the appendix
- C7A.021Malignant carcinoid tumor of the cecum
- C7A.022Malignant carcinoid tumor of the ascending colon
- C7A.023Malignant carcinoid tumor of the transverse colon
- C7A.024Malignant carcinoid tumor of the descending colon
- C7A.025Malignant carcinoid tumor of the sigmoid colon
- C7A.026Malignant carcinoid tumor of the rectum
- C7A.029Malignant carcinoid tumor of the large intestine, unspecified portion
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 20910
Associated MS-DRGs
C7A.029 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.