★★★★★5.0(1)Dr. Roy Joseph, MDGastroenterologistDenton, TXAccepting patientsAffiliated with a Castle Connolly Top HospitalAccepting patientsAffiliated with a Castle Connolly Top Hospital(940) 566-5800(940) 566-5800Ratings & ReviewsMost RecentHighest Rated04/30/2020Poke me here, poke me thereDr. Joseph recently performed a combo colonoscopy/endoscopy and I found him quite professional and pleasant. During my over-the-phone follow-up visit with him he took pains to cover all aspects of my procedure.1