D37
ICD-10Non-billable categoryNeoplasm of uncrt behavior of oral cavity and dgstv organs
Official ICD-10-CM descriptor (FY2026)
Neoplasm of uncertain behavior of oral cavity and digestive organs
D37 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.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- stromal tumors of uncertain behavior of digestive system (D48.1-)
More specific codes under D37
- D37.0Neoplasm of uncrt behavior of lip, oral cavity and pharynxcategory
- D37.1Neoplasm of uncertain behavior of stomach
- D37.2Neoplasm of uncertain behavior of small intestine
- D37.3Neoplasm of uncertain behavior of appendix
- D37.4Neoplasm of uncertain behavior of colon
- D37.5Neoplasm of uncertain behavior of rectum
- D37.6Neoplasm of uncertain behavior of liver, GB & bile duct
- D37.8Neoplasm of uncertain behavior of oth digestive organs
- D37.9Neoplasm of uncertain behavior of digestive organ, unsp
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.