K13.2
Leukoplakia and other disturbances of oral epithelium, including tongue
K13.2 is a non-billable ICD-10-CM code header for leukoplakia and other disturbances of oral epithelium, including tongue. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are K13.21 Leukoplakia of oral mucosa, including tongue; K13.22 Minimal keratinized residual ridge mucosa; K13.23 Excessive keratinized residual ridge mucosa; K13.24 Leukokeratosis nicotina palati and 1 more. Its coding notes include a Use additional code instruction, 2 Excludes1 entries and 12 Excludes2 entries.
Use additional code
Add the listed code as a secondary code, if known.
- code to identify:
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (8 notes)
- 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)
Includes
Further defines or gives examples of the content of the category.
- epithelial disturbances of tongue