C03Malignant neoplasm of gum
ICD-10-CM category (non-billable header) code — part of Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)
Coding Notes
Includes
- malignant neoplasm of alveolar (ridge) mucosa
- malignant neoplasm of gingiva
Excludes2 (not part of this condition — may code both)
- malignant odontogenic neoplasms (C41.0-C41.1)
Use Additional Code
- code to identify:
- alcohol abuse and dependence (F10.-)
- history of tobacco dependence (Z87.891)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
Subcategories (3)
- C03.0 Malignant neoplasm of upper gum
- C03.1 Malignant neoplasm of lower gum
- C03.9 Malignant neoplasm of gum, unspecified