🎯 Save $500 on the Toronto Mini Residency • November 13-16, 2026 • Hands-On TMD & Sleep Apnea Training • Featuring Dr. Steven Olmos 
Dr. Gary B. Dempsey is a graduate of the University of Oklahoma College of Dentistry. He graduated with honors in fixed and removable prosthodontics. Dr. Dempsey has been providing cosmetic, implant, and family dentistry since 1981. He completed his residency in TMJ (temporomandibular joint disorder) in 1987 from the University of Florida. He went on to complete his Cosmetic Continuum in 1995 from Baylor University. Dr. Dempsey has been associated with the Clinical Foundation of Orthopedics, Orthodontics and Temporomandibular Dysfunction. He has also completed a residency in sleep apnea management from Tufts University in Boston. Dr. Dempsey was listed as one of America’s Top Dentists by Guide to America’s Top Dentists from 2003 through 2019.
Dr. Dempsey treats TMD and sleep-disordered breathing for residents of Oklahoma and surrounding states. Patients often travel great distances to take advantage of his dental expertise. Dr. Dempsey is a member of the American Academy of Craniofacial Pain, Oklahoma Dental Association, Oklahoma County Dental Association, American Dental Association, American Academy of Dental Sleep Medicine, International Association of Orthodontics, American Academy of Orofacial Pain and the Academy of Facial Esthetics.
Dr. Dempsey married his high school sweetheart, Cathy, in 1978. They have two children, Connor and Caitlin. When he’s not in the office, Dr. Dempsey enjoys spending time with his family, gardening, or watching Sooner football and trout fishing.