Bariatric Surgeons

Our bariatric specialists are leaders in the field nationally who are frequently called upon to present scholarly papers and conduct research. They include fellowship-trained surgeons; leaders in bariatric surgery who have years of experience performing laparoscopic and bariatric surgery, and a bariatric medicine specialist who is triple board certified with nearly 20 years in the field.


Surgeon Aurora Pryor, MD, directs the Bariatric and Metabolic Weight Loss Center. Dr. Pryor, Professor of Surgery, Chief of Bariatric, Foregut and Advanced GI Surgery, is a fellowship-trained, internationally recognized leader in minimally invasive and bariatric surgery. She completed her surgery residency and fellowship at Duke University Medical Center, where she remained on the faculty for nearly a decade. While at Duke, Dr. Pryor served as Chief of General Surgery at Durham Regional Hospital and she was co-Director of the Duke Metabolic and Weight Loss Surgery Program.  She participated in the Chancellor’s Clinical Leadership Program in Academic Medicine.  She also received awards including the Association for Academic Surgery Medical Student Research Award, the American Federation for Clinical Research Trainee Investigator Award for Excellence in Scientific Research and the Four Schools Physician Scientist Training Program Fellowship.  She has performed more than 2,000 surgeries.

A patent holder for several surgical technologies, Dr. Pryor is active in research with an extensive list of professional publications, prominence in multiple professional societies, and more than 20 years of experience. She serves as the Treasurer for the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) and on the executive council of the American Society for Metabolic and Bariatric Surgeons (ASMBS), as well as executive liaison for the ASMBS Emerging Technologies and New Procedures and Obesity Prevention committees. Since joining Stony Brook in 2011, Dr. Pryor has been instrumental in the development of the Bariatric and Metabolic Weight Loss Center and has recruited and led our committed, comprehensive staff.



imageKonstantinos Spaniolas, MD is the associate director of the Bariatric and Metabolic Weight Loss Center. A specialist in bariatric and foregut surgery and an Associate Professor of Surgery at Stony Brook, Dr. Spaniolas has nearly a decade of experience in the field. He earned his medical degree from University of Athens School of Medicine, Athens, Greece. His general surgery residency was completed at University of Rochester Medical Center, Rochester, NY, where he also served as chief resident. He completed his fellowship in minimally invasive and bariatric surgery at Dartmouth Hitchcock Medical Center, Lebanon, NH, and a research fellowship at Massachusetts General Hospital, Harvard Medical School, Boston. Prior to joining Stony Brook, he was an Assistant Professor of Surgery in the Division of Advanced Laparoscopic Gastrointestinal and Endocrine Surgery at the Brody School of Medicine, East Carolina University, Greenville, NC, where he also served as co-director of the bariatric and minimally invasive fellowship program and was acting Director of Bariatric Surgery.

A committed physician-scientist, Dr. Spaniolas’ research has been presented and published widely. He is a leader in the field who serves on the Emerging Technologies and Procedures Committee of the American Society for Metabolic and Bariatric Surgery (ASMBS), and is a member of the Society for the Surgery of the Alimentary Tract, the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES) and the International Federation for the Surgery of Obesity. He currently directs the Surgical Outcomes Assessment Research (SOAR) collaborative for Stony Brook, and has published extensively in the field of bariatric, minimally invasive surgery and type 2 diabetes. Dr. Spaniolas is board certified by the American College of Surgeons (ACS) and has received the ACS Resident and Associate Society Leadership Scholarship Award.



imageSalvatore Docimo Jr., DO,, is a specialist in bariatric, foregut and advanced GI surgery. An assistant professor of surgery at Stony Brook Medicine, he is board certified in surgery and has seven years of experience in the field. Dr. Docimo received his medical degree from New York College of Osteopathic Medicine. He went on to complete a fellowship in surgical critical care at NYU Lutheran Medical Center and a fellowship in minimally invasive and bariatric surgery at Penn State Milton Hershey Medical Center, Hershey, PA. Dr. Docimo’s clinical interests include bariatric endoscopy, bariatric surgery, complex abdominal wall reconstruction and robotics. Dr. Docimo's research interest include the use of minimally invasive endoscopic procedures in the management of obesity and its related co-morbidities.

He also volunteers his services with Helping Hands Abroad, an organization, which brings specialized surgical care to underserved communities worldwide.