2026 ICD-10-CM Diagnosis Code K14.0Glossitis
ICD-10-CM Codes›K00–K95›K00-K14›K14
- Billable — Valid for Submission
- Not Chronic
K14.0 is a billable ICD-10-CM diagnosis code for glossitis. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 11 through 13, 157 through 159. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Any dental condition including traumatic injury, Diseases of mouth; excluding dental, and Nontraumatic dental conditions.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Abscess of oral soft tissue
- Abscess of tongue
- Acute glossitis
- Cellulitis of oral soft tissues
- Cellulitis of tongue
- Chronic glossitis
- Folate deficiency glossitis
- Glossitis
- Glossitis caused by oil of cinnamon
- Interstitial glossitis
- Iron deficiency glossitis
- Lingual myositis
- Riga-Fede disease
- Transient lingual papillitis
- Traumatic oral ulceration
- Traumatic ulceration of tongue
- Traumatic ulcerative granuloma of tongue with stromal eosinophilia
- Ulcer on tongue
- Vitamin B12 deficiency glossitis
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Inclusion Terms
- Abscess of tongue
- Ulceration (traumatic) of tongue
Type 1 Excludes
- atrophic glossitis K14.4
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
lingual K14.0
tongue (staphylococcal) K14.0
Aphthae, aphthous See Also: condition;
cachectic K14.0
Disease, diseased See Also: Syndrome;
Fede's K14.0
Fede's disease K14.0
Gangrene, gangrenous (connective tissue) (dropsical) (dry) (moist) (skin) (ulcer) See Also: Necrosis; I96
glossitis K14.0
Gingivoglossitis K14.0
Glossitis (chronic superficial) (gangrenous) (Moeller's) K14.0
interstitial, sclerous K14.0
superficial, chronic K14.0
Moeller's glossitis K14.0
tongue K14.0
Riga (-Fede) disease K14.0
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Clinical InformationClinical
Glossitis
inflammation of the tongue.Glossitis, Benign Migratory
an idiopathic disorder of the tongue characterized by the loss of filiform papillae leaving reddened areas of circinate macules bound by a white band. the lesions heal, then others erupt.Benign Migratory Glossitis|Geographic Tongue
a benign condition characterized by the development of irregular patches in the surface of the tongue resulting in a map-like appearance. the patches migrate from day to day and usually resolve without treatment.
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.
Convert K14.0 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About K14.0Overview
What is the ICD-10 code for glossitis?
The ICD-10-CM code for glossitis is K14.0 (sometimes written as K140). It is billable on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
Is K14.0 (Diseases of tongue) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report glossitis on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does K14.0 group to?
When glossitis is the principal diagnosis on an inpatient stay, it groups to MS-DRG 11, 12, 13, 157, 158, 159, with relative weights from 0.7085 to 5.4541 depending on complications. Higher weights mean higher Medicare reimbursement.
What is the ICD-9 equivalent of K14.0?
Under the General Equivalence Mappings, glossitis converts to ICD-9-CM 529.0 (glossitis). The mapping is a direct match.
