CPT Codes For Gastroesophageal Reflux Test Studies
Below is a list summarizing the CPT codes for gastroesophageal reflux test studies.
CPT Code 91030
CPT 91030 describes a Bernstein test for esophagitis involving acid perfusion of the esophagus.
CPT Code 91034
CPT 91034 describes a procedure involving the placement of nasal catheter pH electrode(s), recording, analysis, and interpretation of an esophagus and gastroesophageal reflux test.
CPT Code 91035
CPT 91035 describes the placement, recording, analysis, and interpretation of a telemetry pH electrode with mucosal attachment for an esophagus and gastroesophageal reflux test.
CPT Code 91037
CPT 91037 describes a procedure involving the placement, recording, analysis, and interpretation of an esophageal function test and gastroesophageal reflux test with a nasal catheter intraluminal impedance electrode(s).
CPT Code 91038
CPT 91038 describes a procedure involving the placement of intraluminal impedance electrodes, recording, analysis, and interpretation of an esophageal function test and gastroesophageal reflux test with a nasal catheter for a duration of greater than one hour up to 24 hours.
