Dr. Enrique Oviedo, also known as “Dr. O”, is a University of Maryland trained psychiatrist who is board certified in Addiction Psychiatry, General Adult Psychiatry, and Child & Adolescent Psychiatry. He received his M.D. from the University of Buffalo School of Medicine and Biomedical Sciences. He completed his residency and two fellowships at the University of Maryland, and served as Chief Fellow from 2011-2012. He currently serves as Assistant Medical Director for Substance Use Treatment at Catholic Charities of Baltimore. Dr. Oviedo is a faculty instructor at the University of Maryland where he teaches residents and fellows. He is a member of the Maryland-DC Society of Addiction Medicine, and in 2019 was named a Fellow of the American Society of Addiction Medicine. He has previously worked at Sheppard Pratt, the Baltimore VA Medical Center, and St. Joseph’s Medical Center.