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K13.29

K13.29Other disturbances of oral epithelium, including tongue

Billable / specific codeICD-10-CM

K13.29 is a billable, specific ICD-10-CM code for other disturbances of oral epithelium, including tongue. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Erythroplakia of mouth or tongue
  • Focal epithelial hyperplasia of mouth or tongue
  • Leukoedema of mouth or tongue
  • Other oral epithelium disturbances

Risk adjustment

K13.29 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

K13.29 is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders

How K13.29 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to K13.29.

  • Erythroplakia, oral epithelium, and tongue
  • Leukoedema, oral epithelium
  • Disturbanceoral epithelium, including tongue NEC
  • Ichthyosislingual
  • Linguatylosis
  • Plaquetongue
  • Psoriasisbuccal
  • Psoriasismouth
  • Tylosisbuccalis
  • Tylosislinguae
  • Whitepatches of mouth
  • Disturbancekeratinization NECoral(mucosa) (soft tissue)

Related codes at this level

Codes that share K13.2. If K13.29 is not quite right, the correct code is usually one of these.

Questions about K13.29

Is K13.29 a billable ICD-10-CM code?
Yes. K13.29 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does K13.29 sit in the tabular list?
Diseases of the digestive system (K00-K95), in the block Diseases of oral cavity and salivary glands (K00-K14).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.