D00 ICD-10-CM Code: Carcinoma in situ of oral cavity, esophagus and stomach

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Official description

D00

Carcinoma in situ of oral cavity, esophagus and stomach

ICD-10-CM diagnosis code · United States clinical modification

Where D00 sits

  1. 1

    Chapter 2

    Neoplasms (C00-D49)

  2. 2

    Section

    In situ neoplasms (D00-D09)

  3. 3

    Category D00

    Carcinoma in situ of oral cavity, esophagus and stomach

  4. 4

    Code D00

    Carcinoma in situ of oral cavity, esophagus and stomach

Codes under D00

D00 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Notes for this code

Inclusion terms

No inclusion terms are listed for D00.

Code first

No “code first” instruction is listed for D00.

Use additional code

No “use additional code” instruction is listed for D00.

Excludes1

Conditions that should not be reported together with this code.

  • melanoma in situ (D03.-)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for D00.

Source and release

Data release
U.S. ICD-10-CM · FY 2027
Effective date
Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Frequently asked questions

What does ICD-10-CM code D00 mean?

D00 is the FY 2027 U.S. ICD-10-CM code for “Carcinoma in situ of oral cavity, esophagus and stomach.”

Is D00 a billable or specific ICD-10-CM code?

No. D00 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is D00 located in ICD-10-CM?

D00 is listed in Chapter 2, Neoplasms (C00-D49), within In situ neoplasms (D00-D09) (D00–D09), under category D00, Carcinoma in situ of oral cavity, esophagus and stomach.

What coding notes are listed for D00?

No inclusion terms are listed for D00 in this reference record. No code-first instruction is listed. Excludes1 notes: melanoma in situ (D03.-). No Excludes2 note is listed.