D00

Non-Billable
ChapterC00–D49
Rankcategory
Description

Carcinoma in situ of oral cavity, esophagus and stomach

About ICD-10-CM code D00

D00 is the ICD-10-CM diagnosis code for Carcinoma in situ of oral cavity, esophagus and stomach. It sits in C00-D49 Neoplasms, within In situ neoplasms (D00-D09). D00 is not billable on its own, coders must choose one of its more specific child codes instead.

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 2: Neoplasms (C00-D49).

D00-D09 Parent Instructions

Includes
  • Bowen's disease
  • erythroplasia
  • grade III intraepithelial neoplasia
  • Queyrat's erythroplasia

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • melanoma in situ (D03.-)

Clinical Hierarchy

BillableHas subcodes
CH2Neoplasms (C00-D49)
D00-D09In situ neoplasms (D00-D09)
D00Carcinoma in situ of oral cavity, esophagus and stomachNot billable
D00.0Carcinoma in situ of lip, oral cavity and pharynxSubcodes
D00.1Carcinoma in situ of esophagusBillable
D00.2Carcinoma in situ of stomachBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D00:

blockD00-D09
In situ neoplasms (D00-D09)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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