???? Understanding CPT Code 91035 for GERD Diagnosis Introduction: The gastroesophageal reflux test monitors acid abnormalities in the stomach. In medical billing, CPT Code 91035 is billed for the gastroesophageal reflux test. Proper documentation during claim submission is essential for correct reimbursements. Therefore, providers often delegate billing tasks to https://rafael517cf.pointblog.net/h1-everything-you-should-know-about-cpt-code-91035-h1-86702314