ICD-10-CM 2027
ICD-10 code for glossitis
From the official ICD-10-CM alphabetic index entry “Glossitis (chronic superficial) (gangrenous) (Moeller's)”. Page updated September 29, 2026.
About coding glossitis
The ICD-10-CM code for glossitis is K14.0 (Glossitis). The official index lists 9 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on K14.0.
Within K14 (diseases of tongue), K14.0 is specifically for glossitis. Related codes cover Geographic tongue (K14.1), median rhomboid glossitis (K14.2), hypertrophy of tongue papillae (K14.3), atrophy of tongue papillae (K14.4), Plicated tongue (K14.5), Glossodynia (K14.6), other diseases of tongue (K14.8) and disease of tongue, unspecified (K14.9).
Don't report K14.0 together with the conditions in its Excludes1 note: atrophic glossitis (K14.4).
Use an additional 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.
More specific glossitis codes (official index)
- areata exfoliativa K14.1 — Geographic tongue
- atrophic K14.4 — Atrophy of tongue papillae
- benign migratory K14.1 — Geographic tongue
- cortical superficial, sclerotic K14.0 — Glossitis
- Hunter's D51.0 — Vitamin B12 deficiency anemia due to intrinsic factor deficiency
- interstitial, sclerous K14.0 — Glossitis
- median rhomboid K14.2 — Median rhomboid glossitis
- pellagrous E52 — Niacin deficiency [pellagra]
- superficial, chronic K14.0 — Glossitis
Don't confuse with (Excludes1 for K14.0)
- atrophic glossitis (K14.4)
Common questions about glossitis ICD-10 codes
What is the ICD-10 code for glossitis?
- K14.0 — Glossitis. More specific codes apply when the documentation supports them: K14.1, K14.4, K14.1, K14.0 and others below.
What is the ICD-10 code for areata exfoliativa glossitis?
- K14.1 — Geographic tongue.
What is the ICD-10 code for atrophic glossitis?
- K14.4 — Atrophy of tongue papillae.
What is the ICD-10 code for benign migratory glossitis?
- K14.1 — Geographic tongue.
What is the ICD-10 code for hunter's glossitis?
- D51.0 — Vitamin B12 deficiency anemia due to intrinsic factor deficiency.
What is the ICD-10 code for median rhomboid glossitis?
- K14.2 — Median rhomboid glossitis.
What is the ICD-10 code for pellagrous glossitis?
- E52 — Niacin deficiency [pellagra].
Is K14.0 billable?
- Yes. K14.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can K14.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict K14.0 as a principal diagnosis.
Is K14.0 a CC or MCC?
- No. K14.0 is neither a CC nor an MCC under MS-DRG v44.0.