Gastro-esophageal reflux disease with esophagitis K21.0

The ICD10 code for the diagnosis "Gastro-esophageal reflux disease with esophagitis" is "K21.0". K21.0 is a VALID/BILLABLE ICD10 code, i.e it is valid for submission for HIPAA-covered transactions.

  • K21.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM K21.0 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of K21.0 - other international versions of ICD-10 K21.0 may differ.
Applicable To:
  • Reflux esophagitis

Codes: = Billable

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