C03.0Billable
Malignant neoplasm of upper gum
- Chapter
- 2. Neoplasms
- Category
- C03
- Effective date
- October 1, 2026
Related codes in category C03
Frequently asked questions
What is ICD-10 code C03.0?
C03.0 is an ICD-10-CM diagnosis code for Malignant neoplasm of upper gum.
Is C03.0 a billable code?
Yes. C03.0 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is C03.0 in?
C03.0 falls under Chapter 2: Neoplasms.
When did C03.0 become effective?
C03.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to C03.0?
C03.0 belongs to category C03, which includes 3 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.