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K13.21

Leukoplakia of oral mucosa, including tongue

Billable

Code Hierarchy

K13K13.2K13.21

Chapter: 11. Diseases of the digestive system

Section: K00-K14 - Diseases of oral cavity and salivary glands

Coding Guidelines

Inclusion Terms

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

Excludes1 (Mutually Exclusive)

These codes should never be used together with K13.21

  • K13.3 - hairy leukoplakia (K13.3)
  • K13.24 - leukokeratosis nicotina palati (K13.24)

Related Codes

K13.22Billable

Minimal keratinized residual ridge mucosa

K13.23Billable

Excessive keratinized residual ridge mucosa

K13.24Billable

Leukokeratosis nicotina palati

K13.29Billable

Other disturbances of oral epithelium, including tongue

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