Malignant neoplasms of lip, oral cavity and pharynx
78 codes in this section
About Section C00-C14
Section C00-C14 (C00-C14) covers malignant neoplasms of lip, oral cavity and pharynx. It sits within the Neoplasms chapter (C00-D49). This section contains 78 ICD-10-CM codes, 65 billable diagnoses you can submit on a claim, and 13 non-billable header codes used to organize the hierarchy.
Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.
Codes in C00-C14
Grouped by 3-character root code. Click any code for full detail.
| C00.0 | Malignant neoplasm of external upper lip | Billable |
| C00.1 | Malignant neoplasm of external lower lip | Billable |
| C00.2 | Malignant neoplasm of external lip, unspecified | Billable |
| C00.3 | Malignant neoplasm of upper lip, inner aspect | Billable |
| C00.4 | Malignant neoplasm of lower lip, inner aspect | Billable |
| C00.5 | Malignant neoplasm of lip, unspecified, inner aspect | Billable |
| C00.6 | Malignant neoplasm of commissure of lip, unspecified | Billable |
| C00.8 | Malignant neoplasm of overlapping sites of lip | Billable |
| C00.9 | Malignant neoplasm of lip, unspecified | Billable |
| C02.0 | Malignant neoplasm of dorsal surface of tongue | Billable |
| C02.1 | Malignant neoplasm of border of tongue | Billable |
| C02.2 | Malignant neoplasm of ventral surface of tongue | Billable |
| C02.3 | Malignant neoplasm of anterior two-thirds of tongue, part unspecified | Billable |
| C02.4 | Malignant neoplasm of lingual tonsil | Billable |
| C02.8 | Malignant neoplasm of overlapping sites of tongue | Billable |
| C02.9 | Malignant neoplasm of tongue, unspecified | Billable |
| C03.0 | Malignant neoplasm of upper gum | Billable |
| C03.1 | Malignant neoplasm of lower gum | Billable |
| C03.9 | Malignant neoplasm of gum, unspecified | Billable |
| C04.0 | Malignant neoplasm of anterior floor of mouth | Billable |
| C04.1 | Malignant neoplasm of lateral floor of mouth | Billable |
| C04.8 | Malignant neoplasm of overlapping sites of floor of mouth | Billable |
| C04.9 | Malignant neoplasm of floor of mouth, unspecified | Billable |
| C05.0 | Malignant neoplasm of hard palate | Billable |
| C05.1 | Malignant neoplasm of soft palate | Billable |
| C05.2 | Malignant neoplasm of uvula | Billable |
| C05.8 | Malignant neoplasm of overlapping sites of palate | Billable |
| C05.9 | Malignant neoplasm of palate, unspecified | Billable |
| C06.0 | Malignant neoplasm of cheek mucosa | Billable |
| C06.1 | Malignant neoplasm of vestibule of mouth | Billable |
| C06.2 | Malignant neoplasm of retromolar area | Billable |
| C06.8 | Malignant neoplasm of overlapping sites of other and unspecified parts of mouth | Header |
| C06.80 | Malignant neoplasm of overlapping sites of unspecified parts of mouth | Billable |
| C06.89 | Malignant neoplasm of overlapping sites of other parts of mouth | Billable |
| C06.9 | Malignant neoplasm of mouth, unspecified | Billable |
| C08.0 | Malignant neoplasm of submandibular gland | Billable |
| C08.1 | Malignant neoplasm of sublingual gland | Billable |
| C08.9 | Malignant neoplasm of major salivary gland, unspecified | Billable |
| C09.0 | Malignant neoplasm of tonsillar fossa | Billable |
| C09.1 | Malignant neoplasm of tonsillar pillar (anterior) (posterior) | Billable |
| C09.8 | Malignant neoplasm of overlapping sites of tonsil | Billable |
| C09.9 | Malignant neoplasm of tonsil, unspecified | Billable |
| C10.0 | Malignant neoplasm of vallecula | Billable |
| C10.1 | Malignant neoplasm of anterior surface of epiglottis | Billable |
| C10.2 | Malignant neoplasm of lateral wall of oropharynx | Billable |
| C10.3 | Malignant neoplasm of posterior wall of oropharynx | Billable |
| C10.4 | Malignant neoplasm of branchial cleft | Billable |
| C10.8 | Malignant neoplasm of overlapping sites of oropharynx | Billable |
| C10.9 | Malignant neoplasm of oropharynx, unspecified | Billable |
| C11.0 | Malignant neoplasm of superior wall of nasopharynx | Billable |
| C11.1 | Malignant neoplasm of posterior wall of nasopharynx | Billable |
| C11.2 | Malignant neoplasm of lateral wall of nasopharynx | Billable |
| C11.3 | Malignant neoplasm of anterior wall of nasopharynx | Billable |
| C11.8 | Malignant neoplasm of overlapping sites of nasopharynx | Billable |
| C11.9 | Malignant neoplasm of nasopharynx, unspecified | Billable |
| C13.0 | Malignant neoplasm of postcricoid region | Billable |
| C13.1 | Malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect | Billable |
| C13.2 | Malignant neoplasm of posterior wall of hypopharynx | Billable |
| C13.8 | Malignant neoplasm of overlapping sites of hypopharynx | Billable |
| C13.9 | Malignant neoplasm of hypopharynx, unspecified | Billable |
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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