ICD-10-CM Diagnosis Code K13.21

Leukokeratosis of oral mucosa

Leukoplakia of gingiva, lips, tongue

epithelial disturbances of tongue

code to identify:

alcohol abuse and dependence (F10.-)

exposure to environmental tobacco smoke (Z77.22)

exposure to tobacco smoke in the perinatal period (P96.81)

history of tobacco dependence (Z87.891)

occupational exposure to environmental tobacco smoke (Z57.31)

tobacco dependence (F17.-)

tobacco use (Z72.0)

hairy leukoplakia (K13.3)

leukokeratosis nicotina palati (K13.24)

carcinoma in situ of oral epithelium (D00.0-)

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)

certain disorders of gingiva and edentulous alveolar ridge (K05-K06)

cysts of oral region (K09.-)

diseases of tongue (K14.-)

stomatitis and related lesions (K12.-)