Leukoplakia of oral mucosa, including tongue K13.21

The ICD10 code for the diagnosis "Leukoplakia of oral mucosa, including tongue" is "K13.21". K13.21 is a VALID/BILLABLE ICD10 code, i.e it is valid for submission for HIPAA-covered transactions.

  • K13.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM K13.21 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of K13.21 - other international versions of ICD-10 K13.21 may differ.
Applicable To:
  • Leukokeratosis of oral mucosa
  • Leukoplakia of gingiva, lips, tongue
Type 1 Excludes:
  • hairy leukoplakia (K13.3)
  • leukokeratosis nicotina palati (K13.24)

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.