Based in Southeast Michigan, Dr. Hajjar is board certified by the American Osteopathic Board of Surgery in plastic and reconstructive surgery and serves as a fellow in the American College of Osteopathic Surgeons. Along with 20 years of medical and surgical experience, Dr. Hajjar is an assistant professor of surgery at Michigan State University’s College of Osteopathic Medicine and is involved in numerous professional organizations including the American College of Osteopathic Surgeons, the American Osteopathic Association and the Oakland County Osteopathic Association. He is the Section Chief and Program Director of Plastic and Reconstruction Surgery at Botsford Hospital in Michigan, an Oral Board Examiner for the American Osteopathic Board of Surgery and sits on the Residency and Evaluation Committee for the American College of Osteopathic Surgeons. Dr. Hajjar's office in southeast Michigan, was voted one of America’s best plastic surgeons and seeks to consistently provide patients with safe, superior results. He has performed thousands of procedures during his medical career in the field of plastic surgery and has hospital privileges at Botsford General, The Detroit Medical Center, McLaren Medical Center and St. John Hospitals in Oakland and Macomb counties in Michigan.