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C03 Malignant neoplasm of gum

ICD-10-CM category C03 sits in Chapter 2 (Neoplasms, C00-D49). It contains 3 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in C03

CodeDescription
C03.0Malignant neoplasm of upper gum
C03.1Malignant neoplasm of lower gum
C03.9Malignant neoplasm of gum, unspecified

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