Code for Bernstein test esophagitis?

International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM):

* 530.81 Reflux esophagitis with esophagospasm

* 530.83 Reflux esophagitis with ulcer

* 530.89 Reflux esophagitis, unspecified

International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM):

* K21.0 Gastroesophageal reflux disease with esophagitis

Current Procedural Terminology (CPT):

* 43237 Esophagogastroduodenoscopy; with biopsy