Last updated: June 11, 2026

Reviewed by: Arkangel AI medical coding review team, ICD-10 educational content

Sources
CDC/NCHS ICD-10-CMCMS ICD-10 codes
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Oncology

Code range: C00-D49

Showing 1727 of 1727 codes
  • C00.0Malignant neoplasm of external upper lip
  • C00.1Malignant neoplasm of external lower lip
  • C00.2Malignant neoplasm of external lip, unspecified
  • C00.3Malignant neoplasm of upper lip, inner aspect
  • C00.4Malignant neoplasm of lower lip, inner aspect
  • C00.5Malignant neoplasm of lip, unspecified, inner aspect
  • C00.6Malignant neoplasm of commissure of lip, unspecified
  • C00.8Malignant neoplasm of overlapping sites of lip
  • C00.9Malignant neoplasm of lip, unspecified
  • C01Malignant neoplasm of base of tongue
  • C02.0Malignant neoplasm of dorsal surface of tongue
  • C02.1Malignant neoplasm of border of tongue
  • C02.2Malignant neoplasm of ventral surface of tongue
  • C02.3Malignant neoplasm of anterior two-thirds of tongue, part unspecified
  • C02.4Malignant neoplasm of lingual tonsil
  • C02.8Malignant neoplasm of overlapping sites of tongue
  • C02.9Malignant neoplasm of tongue, unspecified
  • C03.0Malignant neoplasm of upper gum
  • C03.1Malignant neoplasm of lower gum
  • C03.9Malignant neoplasm of gum, unspecified
  • C04.0Malignant neoplasm of anterior floor of mouth
  • C04.1Malignant neoplasm of lateral floor of mouth
  • C04.8Malignant neoplasm of overlapping sites of floor of mouth
  • C04.9Malignant neoplasm of floor of mouth, unspecified
  • C05.0Malignant neoplasm of hard palate
  • C05.1Malignant neoplasm of soft palate
  • C05.2Malignant neoplasm of uvula
  • C05.8Malignant neoplasm of overlapping sites of palate
  • C05.9Malignant neoplasm of palate, unspecified
  • C06.0Malignant neoplasm of cheek mucosa
  • C06.1Malignant neoplasm of vestibule of mouth
  • C06.2Malignant neoplasm of retromolar area
  • C06.80Malignant neoplasm of overlapping sites of unspecified parts of mouth
  • C06.89Malignant neoplasm of overlapping sites of other parts of mouth
  • C06.9Malignant neoplasm of mouth, unspecified
  • C07Malignant neoplasm of parotid gland
  • C08.0Malignant neoplasm of submandibular gland
  • C08.1Malignant neoplasm of sublingual gland
  • C08.9Malignant neoplasm of major salivary gland, unspecified
  • C09.0Malignant neoplasm of tonsillar fossa
  • C09.1Malignant neoplasm of tonsillar pillar (anterior) (posterior)
  • C09.8Malignant neoplasm of overlapping sites of tonsil
  • C09.9Malignant neoplasm of tonsil, unspecified
  • C10.0Malignant neoplasm of vallecula
  • C10.1Malignant neoplasm of anterior surface of epiglottis
  • C10.2Malignant neoplasm of lateral wall of oropharynx
  • C10.3Malignant neoplasm of posterior wall of oropharynx
  • C10.4Malignant neoplasm of branchial cleft
  • C10.8Malignant neoplasm of overlapping sites of oropharynx
  • C10.9Malignant neoplasm of oropharynx, unspecified
  • C11.0Malignant neoplasm of superior wall of nasopharynx
  • C11.1Malignant neoplasm of posterior wall of nasopharynx
  • C11.2Malignant neoplasm of lateral wall of nasopharynx
  • C11.3Malignant neoplasm of anterior wall of nasopharynx
  • C11.8Malignant neoplasm of overlapping sites of nasopharynx
  • C11.9Malignant neoplasm of nasopharynx, unspecified
  • C12Malignant neoplasm of pyriform sinus
  • C13.0Malignant neoplasm of postcricoid region
  • C13.1Malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect
  • C13.2Malignant neoplasm of posterior wall of hypopharynx
  • C13.8Malignant neoplasm of overlapping sites of hypopharynx
  • C13.9Malignant neoplasm of hypopharynx, unspecified
  • C14.0Malignant neoplasm of pharynx, unspecified
  • C14.2Malignant neoplasm of Waldeyer's ring
  • C14.8Malignant neoplasm of overlapping sites of lip, oral cavity and pharynx
  • C15.3Malignant neoplasm of upper third of esophagus
  • C15.4Malignant neoplasm of middle third of esophagus
  • C15.5Malignant neoplasm of lower third of esophagus
  • C15.8Malignant neoplasm of overlapping sites of esophagus
  • C15.9Malignant neoplasm of esophagus, unspecified
  • C16.0Malignant neoplasm of cardia
  • C16.1Malignant neoplasm of fundus of stomach
  • C16.2Malignant neoplasm of body of stomach
  • C16.3Malignant neoplasm of pyloric antrum
  • C16.4Malignant neoplasm of pylorus
  • C16.5Malignant neoplasm of lesser curvature of stomach, unspecified
  • C16.6Malignant neoplasm of greater curvature of stomach, unspecified
  • C16.8Malignant neoplasm of overlapping sites of stomach
  • C16.9Malignant neoplasm of stomach, unspecified
  • C17.0Malignant neoplasm of duodenum
  • C17.1Malignant neoplasm of jejunum
  • C17.2Malignant neoplasm of ileum
  • C17.3Meckel's diverticulum, malignant
  • C17.8Malignant neoplasm of overlapping sites of small intestine
  • C17.9Malignant neoplasm of small intestine, unspecified
  • C18.0Malignant neoplasm of cecum
  • C18.1Malignant neoplasm of appendix
  • C18.2Malignant neoplasm of ascending colon
  • C18.3Malignant neoplasm of hepatic flexure
  • C18.4Malignant neoplasm of transverse colon
  • C18.5Malignant neoplasm of splenic flexure
  • C18.6Malignant neoplasm of descending colon
  • C18.7Malignant neoplasm of sigmoid colon
  • C18.8Malignant neoplasm of overlapping sites of colon
  • C18.9Malignant neoplasm of colon, unspecified
  • C19Malignant neoplasm of rectosigmoid junction
  • C20Malignant neoplasm of rectum
  • C21.0Malignant neoplasm of anus, unspecified
  • C21.1Malignant neoplasm of anal canal
  • C21.2Malignant neoplasm of cloacogenic zone
Showing first 100 of 1727 codes. Use search to find specific codes.

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