Oral mucositis (ulcerative) K12.3

  • K12.3 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM K12.3 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of K12.3 - other international versions of ICD-10 K12.3 may differ.
Applicable To:
  • Mucositis (oral) (oropharyneal)
Type 2 Excludes:
  • gastrointestinal mucositis (ulcerative) (K92.81)
  • mucositis (ulcerative) of vagina and vulva (N76.81)
  • nasal mucositis (ulcerative) (J34.81)

Codes: = Billable

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