2027 ICD-10-CM Diagnosis Code K14Diseases of tongue

ICD-10-CM Codes›K00–K95›K00-K14›K14

ICD-10-CM K14
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

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
Short Description
Diseases of tongue
Same as the full description in the CMS dataset.
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

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to K14: its own notes plus those printed at Chapter 11. A note printed at a category, block or chapter applies to every code under it.

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

On K14 itself
  • 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)
From Chapter 11 (K00-K95) Diseases of the digestive system applies to 863 codes
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

  • 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)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name K14, its category, or a range that includes it.

Excludes2 1

These codes carry an Excludes2 note naming K14: its condition is not part of those codes, and both may be reported when the patient has both.

  • K13 Other diseases of lip and oral mucosa
    diseases of tongue (K14.-)

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 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About K14Overview

What is the ICD-10 code for diseases of tongue?

K14 is the ICD-10-CM category for diseases of tongue, but it is a non-billable header: claims need a more specific code from this category, listed on this page.

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.

Does K14 need an additional code?

When the condition applies, yes. The Use Additional Code note reads: 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.-); and 1 more listed in the Instructional Notes section. The additional code is reported after K14.