D00.0Header code — not billable

Carcinoma in situ of lip, oral cavity and pharynx

Chapter
2. Neoplasms
Category
D00
Effective date
October 1, 2026

Related codes in category D00

Frequently asked questions

What is ICD-10 code D00.0?

D00.0 is an ICD-10-CM diagnosis code for Carcinoma in situ of lip, oral cavity and pharynx.

Is D00.0 a billable code?

No. D00.0 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is D00.0 in?

D00.0 falls under Chapter 2: Neoplasms.

When did D00.0 become effective?

D00.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to D00.0?

D00.0 belongs to category D00, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.