Tony is currently the Chief Medical Officer of the Division of Developmental Disabilities for the State of Arizona. Previously he was a member of the Primary Care Service Line at the Gallup Indian Medical Center in the Indian Health Service. He provided services in addiction and pain medicine, and primary care and is part of the team working on the COVID epidemic. He now directs a team of professionals caring for developmentally disabled children and adults in Arizona.

After serving the Indian Health Service from 1998 to 2010 in Arizona he was honored to be a member of the Joint Task Force Medical Team that specialized in the care of Wounded Warriors. He was also the Acting Director of the Office of Health Programs at the Phoenix Area Office supervising 15 health departments in Nevada, Utah and Arizona. He was also the Associate Director of the Phoenix Indian Medical Center and the Director, Ambulatory Care and Community Health. He served as the Director of Medical Education for the Phoenix Indian Medical Center.

Born and raised in Western Michigan he graduated from Hope College in Holland Michigan. He completed his Osteopathic education at Michigan State University in 1978. He completed his internship and family medicine residency at the Chicago College of Osteopathic Medicine and an Adolescent and Young Adult Medicine fellowship at Rush-Presbyterian-St Luke’s Medical Center in Chicago. As a Public Health Service Scholar he served Chicago’s South Side for fourteen years. He was Professor and Chair of Family Medicine at the Kansas City University of Medicine and Biosciences and Clinical Associate Professor at the University of Kansas Medical Center and the University of Missouri-Kansas City (Children’s Mercy Hospital) during his four years in Kansas City.

Dr. Dekker is board certified in Family Practice and Osteopathic Manipulative Treatment, Adolescent and Young Adult Medicine, Addiction Medicine and Pain Medicine. He is a Fellow in numerous professional societies. As a member of the healthcare team at the Gallup Indian Medical Center, he is dedicated to the Mission of providing the highest quality care to American Indians and Alaska Natives. His areas of expertise include addiction medicine, chronic pain syndromes, infomatics, high risk youth, domestic violence and behavioral health. He has been the Chief Clinical Consultant in Addiction Medicine and Chronic Pain for the Indian Health Service, US Public Health Service and has served on several national panels addressing substance abuse in America. Past faculty appointments include clinical professorships at George Washington University (Washington DC), Kansas City University (KCUMB), Andrew Taylor Still University (Mesa, AZ) and the Burrell College of Osteopathic Medicine, New Mexico.