Samer Mattar, MD
  • Professor of Surgery
  • Oregon Health and Science University
  • Portland, OR


Dr. Samer Mattar is Professor of Surgery and Chief of the OHSU Bariatric Services Program. Dr. Mattar’s areas of interest include the optimization of outcomes of weight loss surgery, including the improvement, or cure, of the many diseases that are associated with being overweight; bariatric surgery in adolescents; the treatment of patients with relapsed weight gain and high-risk bariatric patients; laparoscopic treatment of gastroesophageal reflux disease and other diseases of the foregut; endoscopic diagnosis and treatment of foregut diseases; and laparoscopic treatment of ventral hernias.