Apr 23, 2018 · Patient portal; Telehealth; Locations; Providers; Home; About AG. Our Practice; ... For Patients. What to Expect; Patient Forms; Financial Policies; Insurance; ... April 23, 2018 By Matthew Franzel. Play. Dr. Robert Frachtman with Austin Gastro on Celiac Disease. Play. Dr. Robert Frachtman with Austin Gastro on Gastroesophageal Reflux Disease ....