D12.6
ICD-10BillableBenign neoplasm of colon, unspecified
Official ICD-10-CM descriptor (FY2026)
Benign neoplasm of colon, unspecified
D12.6 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Adenomatosis of colon
- Benign neoplasm of large intestine NOS
- Polyposis (hereditary) of colon
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- inflammatory polyp of colon (K51.4-)
Related codes in D12
- D12.0Benign neoplasm of cecum
- D12.1Benign neoplasm of appendix
- D12.2Benign neoplasm of ascending colon
- D12.3Benign neoplasm of transverse colon
- D12.4Benign neoplasm of descending colon
- D12.5Benign neoplasm of sigmoid colon
- D12.7Benign neoplasm of rectosigmoid junction
- D12.8Benign neoplasm of rectum
- D12.9Benign neoplasm of anus and anal canal
Where this code sits
- Chapter
- 2. Neoplasms (C00-D49)
- Parent code
- D12
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.