Dr. Hopkins Accepts Patients of All Ages; Children, Adolescents, and Adults. For more than 9 years, Dr. Matthew V. Hopkins, MD has been serving patients in Cody and Bighorn Basin, WY with professional psychiatric care. In addition to training in General Adult Psychiatry, Dr. Hopkins has completed specialty trainings in child and adolescent psychiatry. Dr. Hopkins accepts patients of all ages; children, adolescents, and adults. B.S. Biochemistry - University of Texas at Austin Medical School: Texas A&M College of Medicine General Psychiatry Residency: Dartmouth-Hitchcock Medical Center Child & Adolescent Psychiatry Fellowship: Dartmouth-Hitchcock Medical Center Addiction Psychiatry Fellowship: Dartmouth-Hitchcock Medical Center