Story Because everyone deserves a healthy, beautiful smile... Tagline Sam Castillo D.M.D. has been practicing dentistry for over 25 years, 24 of those years here in Toccoa, Georgia. He has built his dentistry on professionalism, manners and attention to the patient’s comfort. We welcome you to our office, where our trained staff will assist you every step of the way towards your health, peace of mind and a brighter smile. Call us and we will be glad to schedule an appointment for you.