Dr. Holton received his D.D.S. from the University of Iowa College of Dentistry in 1986. In 1992, he received his M.S. and certificate in oral & maxillofacial surgery from Iowa.
Dr. Holton is a representative of the UI College of Dentistry NW District of Iowa. He is a member of the Iowa Society of Oral & Maxillofacial Surgeons and has served as president. He has also served as president of the Sioux City Dental Society and the NW District of the Dental Society of Iowa.