K14: Diseases of tongue
Codes under K14 (Diseases of tongue). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| K14.0 | Glossitis | ✓ |
| K14.0 | Glossitis | ✓ |
| K14.1 | Geographic tongue | ✓ |
| K14.1 | Geographic tongue | ✓ |
| K14.2 | Median rhomboid glossitis | ✓ |
| K14.2 | Median rhomboid glossitis | ✓ |
| K14.3 | Hypertrophy of tongue papillae | ✓ |
| K14.3 | Hypertrophy of tongue papillae | ✓ |
| K14.4 | Atrophy of tongue papillae | ✓ |
| K14.4 | Atrophy of tongue papillae | ✓ |
| K14.5 | Plicated tongue | ✓ |
| K14.5 | Plicated tongue | ✓ |
| K14.6 | Glossodynia | ✓ |
| K14.6 | Glossodynia | ✓ |
| K14.8 | Other diseases of tongue | ✓ |
| K14.8 | Other diseases of tongue | ✓ |
| K14.9 | Disease of tongue, unspecified | ✓ |
| K14.9 | Disease of tongue, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code K14?
K14 is an ICD-10-CM category covering Diseases of tongue. It contains 18 more specific diagnosis codes, 18 of which are billable.
Is K14 a billable code?
No — K14 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example K14.0 — Glossitis). 18 of the 18 codes under K14 are billable.
What codes fall under K14?
K14 includes K14.0, K14.0, K14.1, K14.1, K14.2, plus 13 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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