C16
ICD-10Non-billable categoryMalignant neoplasm of stomach
Official ICD-10-CM descriptor (FY2026)
Malignant neoplasm of stomach
C16 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
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.
- malignant carcinoid tumor of the stomach (C7A.092)
Use additional code
Report an additional code to identify the associated condition.
- code to identify:
- alcohol abuse and dependence (F10.-)
More specific codes under C16
- C16.0Malignant neoplasm of cardia
- C16.1Malignant neoplasm of fundus of stomach
- C16.2Malignant neoplasm of body of stomach
- C16.3Malignant neoplasm of pyloric antrum
- C16.4Malignant neoplasm of pylorus
- C16.5Malignant neoplasm of lesser curvature of stomach, unsp
- C16.6Malignant neoplasm of greater curvature of stomach, unsp
- C16.8Malignant neoplasm of overlapping sites of stomach
- C16.9Malignant neoplasm of stomach, unspecified
Where this code sits
- Chapter
- 2. Neoplasms (C00-D49)
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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.