2026 ICD-10-CM Diagnosis Code K14Diseases of tongue

ICD-10-CM Codes›K00–K95›K00-K14›K14

ICD-10-CM K14
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

K14 is a non-billable ICD-10-CM category code for diseases of tongue, so it cannot be submitted on claims. Use a more specific code from this category instead, such as K14.0, K14.1, K14.2, and K14.3.

Code Identity

ICD-10-CM Code
K14
Billable Status
No — Non-Billable Category
Code Describes
Diseases of tongue
Chapter
K00-K14
Diseases of oral cavity and salivary glands

Code Classification

ChapterK00–K95Diseases of the digestive system
SectionK00-K14Diseases of oral cavity and salivary glands
CategoryK14Diseases of tongue
This CodeK14Diseases of tongue

Specific Coding for Diseases of tongueOverview

Non-specific codes like K14 require more characters. Use one of these billable codes instead:

  • Use K14.0 for Glossitis

  • Use K14.1 for Geographic tongue

  • Use K14.2 for Median rhomboid glossitis

  • Use K14.3 for Hypertrophy of tongue papillae

  • Use K14.4 for Atrophy of tongue papillae

  • Use K14.5 for Plicated tongue

  • Use K14.6 for Glossodynia

  • Use K14.8 for Other diseases of tongue

  • Use K14.9 for Disease of tongue, unspecified

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
  • history of tobacco dependence Z87.891
  • occupational exposure to environmental tobacco smoke Z57.31
  • tobacco dependence F17
  • tobacco use Z72.0

Type 2 Excludes

  • erythroplakia K13.29
  • focal epithelial hyperplasia K13.29
  • leukoedema of tongue K13.29
  • leukoplakia of tongue K13.21
  • hairy leukoplakia K13.3
  • macroglossia congenital Q38.2
  • submucous fibrosis of tongue K13.5

Patient EducationClinical

Tongue Disorders

Your tongue helps you taste, swallow, and chew. You also use it to speak. Your tongue is made up of many muscles. The upper surface contains your taste buds.

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 K14Overview

Is K14 (Diseases of tongue) a billable code?

No. This is a category header that groups the codes for diseases of tongue, and headers cannot be submitted on claims. Claims for diseases of tongue need a more specific code from this category, such as K14.0, K14.1, and K14.2.