1. ICD-10-CM Codes
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2. K00-K95 Diseases of the digestive system
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3. K00-K14 Diseases of oral cavity and salivary glands
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4. K13- Other diseases of lip and oral mucosa
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5. 2022 ICD-10-CM Diagnosis Code K13.3

2022 ICD-10-CM Diagnosis Code K13.3

Hairy leukoplakia

2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

• K13.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2022 edition of ICD-10-CM K13.3 became effective on October 1, 2021.
• This is the American ICD-10-CM version of K13.3 - other international versions of ICD-10 K13.3 may differ.

• Oral hairy leukoplakia

• An epithelial hyperplasia of the oral mucosa associated with epstein-barr virus and found almost exclusively in persons with hiv infection. The lesion consists of a white patch that is often corrugated or hairy.
• Epithelial hyperplasia of the oral mucosa associated with epstein-barr virus (herpesvirus 4, human) and found almost exclusively in persons with hiv infection. The lesion consists of a white patch that is often corrugated or hairy.

• 011 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with mcc
• 012 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with cc
• 013 Tracheostomy for face, mouth and neck diagnoses or laryngectomy without cc/mcc
• 157 Dental and oral diseases with mcc
• 158 Dental and oral diseases with cc
• 159 Dental and oral diseases without cc/mcc

Convert K13.3 to ICD-9-CM

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change

• Type 1 Excludes: K13.2
  , K13.21
  ICD-10-CM Diagnosis Code K13.2

  Leukoplakia and other disturbances of oral epithelium, including tongue

  2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code

  Type 1 Excludes

  • carcinoma in situ of oral epithelium (D00.0-)
  • hairy leukoplakia (K13.3)
  ICD-10-CM Diagnosis Code K13.21

  Leukoplakia of oral mucosa, including tongue

  2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code

  Applicable To

  • Leukokeratosis of oral mucosa
  • Leukoplakia of gingiva, lips, tongue

  Type 1 Excludes

  • hairy leukoplakia (K13.3)
  • leukokeratosis nicotina palati (K13.24)
• Type 2 Excludes: K14
  ICD-10-CM Diagnosis Code K14

  Diseases of tongue

  2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code

  Type 2 Excludes

  • erythroplakia (K13.29)
  • focal epithelial hyperplasia (K13.29)
  • leukedema of tongue (K13.29)
  • leukoplakia of tongue (K13.21)
  • hairy leukoplakia (K13.3)
  • macroglossia (congenital) (Q38.2)
  • submucous fibrosis of tongue (K13.5)

  Use Additional

  • code to identify:
  • alcohol abuse and dependence (F10.-)
  • exposure to environmental tobacco smoke (Z77.22)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

• Leukoplakia
  • hairy K13.3 (oral mucosa) (tongue)

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