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K13.21 Leukoplakia of oral mucosa, including tongue
BackK13Other diseases of lip and oral mucosaCategory8 →K13.0Diseases of lipsCategoryK13.1Cheek and lip bitingCategoryK13.2Leukoplakia and other disturbances of oral epithelium, including tongueCategory5 →K13.21Leukoplakia of oral mucosa, including tongueCategoryK13.22Minimal keratinized residual ridge mucosaCategoryK13.23Excessive keratinized residual ridge mucosaCategoryK13.24Leukokeratosis nicotina palatiCategoryK13.29Other disturbances of oral epithelium, including tongueCategoryK13.3Hairy leukoplakiaCategoryK13.4Granuloma and granuloma-like lesions of oral mucosaCategoryK13.5Oral submucous fibrosisCategoryK13.6Irritative hyperplasia of oral mucosaCategoryK13.7Other and unspecified lesions of oral mucosaCategory2 →K13.70Unspecified lesions of oral mucosaCategoryK13.79Other lesions of oral mucosaCategory
CategoryCODABLE
K13.21
Leukoplakia of oral mucosa, including tongue
EXAMPLES
Leukokeratosis of oral mucosa
Leukoplakia of gingiva, lips, tongue
Leukoplakia of gingiva, lips, tongue
EXCLUDES
Excludes1: hairy leukoplakia (K13.3)
leukokeratosis nicotina palati (K13.24)
leukokeratosis nicotina palati (K13.24)
- Chapter
- XI · Diseases of the digestive system
- Section
- K00-K14
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.