ICD-10 Code
International Classification of Diseases, 10th Revision
Aug 16, 2017

See: Other diseases of lip and oral mucosa

K13 is NOT a complete or valid ICD 10 diagnosis code.

You should code each health care encounter to the level of certainty known for that encounter. When sufficient clinical information is not known or available to assign a more specific code, it is acceptable to report the appropriate unspecified code.

See below for more specifc codes relating to
Other diseases of lip and oral mucosa
Use Additional Code
  • alcohol abuse and dependence (F10.-)
  • code to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • exposure to tobacco smoke in the perinatal period (P96.81)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)
  • epithelial disturbances of tongue
  • certain disorders of gingiva and edentulous alveolar ridge (K05-K06)
  • cysts of oral region (K09.-)
  • diseases of tongue (K14.-)
  • stomatitis and related lesions (K12.-)

More specific codes for Other diseases of lip and oral mucosa

  • K13.0 - Diseases of lips
  • K13.1 - Cheek and lip biting
  • K13.2 - Leukoplakia and other disturbances of oral epithelium, including tongue
    • K13.21 - Leukoplakia of oral mucosa, including tongue
    • K13.22 - Minimal keratinized residual ridge mucosa
    • K13.23 - Excessive keratinized residual ridge mucosa
    • K13.24 - Leukokeratosis nicotina palati
    • K13.29 - Other disturbances of oral epithelium, including tongue
  • K13.3 - Hairy leukoplakia
  • K13.4 - Granuloma and granuloma-like lesions of oral mucosa
  • K13.5 - Oral submucous fibrosis
  • K13.6 - Irritative hyperplasia of oral mucosa
  • K13.7 - Other and unspecified lesions of oral mucosa
    • K13.70 - Unspecified lesions of oral mucosa
    • K13.79 - Other lesions of oral mucosa
See also ICD 10 code for
Back to K13
See the 2017 ICD-10-CM Coding Guidelines.

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.