D00

ICD-10Non-billable category

Carcinoma in situ of oral cavity, esophagus and stomach

Official ICD-10-CM descriptor (FY2026)

Carcinoma in situ of oral cavity, esophagus and stomach

D00 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.

  • melanoma in situ (D03.-)

More specific codes under D00

Where this code sits

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Source

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.

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