Our Doctors

Mass General/North Shore Surgery
104 Endicott Street, Suite 200
Danvers, MA 01923
Phone: 978-882-6868
Fax: 978-882-6855





Bernard J. Benedetto, M.D.

Co-Medical Director, Surgical Weight Loss Program

Watch Dr. Benedetto's Video












Dr. Benedetto is board certified in general surgery and performs laparoscopic gastric bypass, laparoscopic gastric band and laparoscopic sleeve gastrectomy procedures. He is a graduate of the University of Connecticut School of Medicine. He completed a fellowship in surgical critical care at the University of North Carolina, as well as a fellowship in minimally invasive bariatric surgery at Albany Medical Center in New York.




Jaime Rivera, M.D.
Co-Medical Director, Surgical Weight Loss Program

Watch Dr. Rivera's Video












Dr. Rivera is board certified in general surgery and performs laparoscopic gastric bypass, laparoscopic gastric band and laparoscopic sleeve gastrectomy procedures. Dr. Rivera is a graduate of Harvard Medical School and completed his surgical residency at Massachusetts General Hospital, where he received extensive training in advanced laparoscopic surgical procedures.





Klara Rosenquist, M.D.
Medical Director, Non-Surgical Weight Loss Program













Dr. Rosenquist is board certified in internal medicine and endocrinology, diabetes and metabolism. She is a graduate of Virginia Commonwealth University School of Medicine and completed her residency at Yale-New Haven Hospital. She completed a Fellowship at Brigham and Women's Hospital, where she received extensive training on endocrinology, diabetes and metabolism. Her clinical interests include diabetes and obesity.