Specific code 2014 ICD-9-CM Diagnosis Code 528.6
Leukoplakia of oral mucosa, including tongue
  • Billable Code
  • Short description: Leukoplakia oral mucosa.
  • ICD-9-CM 528.6 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 528.6 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Dysplastic oral leukoplakia
  • Gingival leukoplakia
  • Hairy leukoplakia
  • Hairy leukoplakia of tongue
  • Hairy leukoplakia of tongue associated with HIV disease
  • Homogenous oral leukoplakia
  • Leukoplakia of buccal mucosa
  • Leukoplakia of gingiva
  • Leukoplakia of lip
  • Leukoplakia of lips
  • Leukoplakia of mucosa and tongue
  • Leukoplakia of oral mucosa
  • Leukoplakia of tongue
  • Leukoplakia of tongue associated with HIV disease
  • Lip leukoplakia
  • Mucosa and tongue leukoplakia
  • On examination - leukoplakia on tongue
  • Oral hairy leukoplakia
  • Oral mucosa leukoplakia
  • Smokers keratosis
  • Speckled oral leukoplakia
  • Syphilitic leukoplakia of tongue
  • Ulcerated oral leukoplakia
  • Verrucous oral leukoplakia
  • White sponge nevus of mucosa
Clinical Information
  • A white patch or plaque on oral cavity mucosa that cannot be characterized clinically or pathologically as any other disease. The diagnosis of leukoplakia is one of exclusion; other conditions such as candidiasis, lichen planus, leukoedema, etc. Must be ruled out before a diagnosis of leukoplakia can be made. Leukoplakia may be a premalignant condition.
  • A white patch or plaque on oral mucosa that cannot be characterized clinically or pathologically as any other disease. The diagnosis of leukoplakia is one of exclusion; other conditions such as candidiasis, lichen planus, leukoedema, etc. Must be ruled out before a diagnosis of leukoplakia can be made. Leukoplakia may be a premalignant condition.
  • White patch seen on the oral mucosa; considered a premalignant condition and is often tobacco-induced.
528.6 Excludes
Applies To
  • Leukokeratosis of oral mucosa
  • Leukoplakia of:
    • gingiva
    • lips
    • tongue
Convert to ICD-10-CM: 528.6 converts approximately to:
  • 2014 ICD-10-CM K13.21 Leukoplakia of oral mucosa, including tongue
ICD-9-CM Volume 2 Index entries containing back-references to 528.6:
  • Ichthyosis (congenita) 757.1
    • lingual 528.6
  • Leukokeratosis (see also Leukoplakia) 702.8
    • mouth 528.6
    • tongue 528.6
  • Leukoplakia 702.8
    • buccal 528.6
    • gingiva 528.6
    • lip 528.6
    • mouth 528.6
    • oral soft tissue (including tongue) (mucosa) 528.6
    • palate 528.6
    • tongue 528.6
  • Lingua
    • tylosis 528.6
  • Patches
    • smokers' (mouth) 528.6
  • Plaque
    • tongue 528.6
  • Psoriasis 696.1
    • buccal 528.6
    • mouth 528.6
  • Smokers'
    • tongue 528.6
  • Tylosis 700
    • buccalis 528.6
    • linguae 528.6
  • White - see also condition
    • patches of mouth 528.6
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 528.6 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.