2026 ICD-10-CM Diagnosis Code C14Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx

ICD-10-CM Codes›C00–D49›C00-C14›C14

ICD-10-CM C14
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

C14 is a non-billable ICD-10-CM category code for malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx, so it cannot be submitted on claims. Use a more specific code from this category instead, such as C14.0, C14.2, and C14.8.

Code Identity

ICD-10-CM Code
C14
Billable Status
No — Non-Billable Category
Code Describes
Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx
Short Description
Malig neoplasm of sites in the lip, oral cavity and pharynx
Chapter
C00-C14
Malignant neoplasms of lip, oral cavity and pharynx

Code Classification

ChapterC00–D49Neoplasms
SectionC00-C14Malignant neoplasms of lip, oral cavity and pharynx
CategoryC14Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx
This CodeC14Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx

Specific Coding for Malig neoplasm of sites in the lip, oral cavity and pharynxOverview

Non-specific codes like C14 require more characters. Use one of these billable codes instead:

  • Use C14.0 for Malignant neoplasm of pharynx, unspecified

  • Use C14.2 for Malignant neoplasm of Waldeyer's ring

  • Use C14.8 for Malignant neoplasm of overlapping sites of lip, oral cavity and pharynx

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Use Additional Code

  • code to identify:
  • alcohol abuse and dependence F10
  • exposure to environmental tobacco smoke Z77.22
  • exposure to tobacco smoke in the perinatal period P96.81
  • history of tobacco dependence Z87.891
  • occupational exposure to environmental tobacco smoke Z57.31
  • tobacco dependence F17
  • tobacco use Z72.0

Type 1 Excludes

  • malignant neoplasm of oral cavity NOS C06.9

Patient EducationClinical

Throat Cancer

Throat cancer is a type of head and neck cancer. Throat cancer has different names, depending on which part of the throat is affected. The different parts of your throat are called the oropharynx, the hypopharynx, the nasopharynx, and the larynx, or voice box.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About C14Overview

Is C14 a billable code?

No. This is a category header that groups the codes for malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx, and headers cannot be submitted on claims. Claims for malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx need a more specific code from this category, such as C14.0, C14.2, and C14.8.