After attending Midwestern University, Chicago College of Osteopathic Medicine for medical school, he completed his residency training at North Shore University Hospital and Peninsula Hospital Center. Clinical interests for Dr. Kouyoumjian include total shoulder replacement, total hip replacement, and wrist surgery. Patients gave him an average rating of 3.0 stars out of 5. He honors several insurance carriers, including Blue Cross/Blue Shield, Coventry, and TRICARE. He has received the distinction of Sigma Sigma Phi National Honary Osteopathic Fraternity. In addition to English, Dr. Kouyoumjian speaks Spanish. His hospital/clinic affiliations include Baylor Scott & White Health, Texas Health Center for Diagnostics & Surgery, and Texas Health Plano.