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