Our Team
Our Surgeons
Assad Hassoun, M.D., FACS is Surgical Director of the Kidney-Pancreas Transplant Program and performs kidney, pancreas and liver transplants. Previously, he was Director of the Pancreas Transplant Program at Scripps Clinic-Green Hospital in La Jolla, Calif. He also served as Clinical Instructor of Surgery at University of Minnesota Hospital. Dr. Hassoun received his M.D. from University of Mosul Medical College in Iraq. Phone: 415-100-1010
Garrett Hisatake, M.D., FACS is a transplant and hepatobiliary surgeon in the Liver Disease Management & Transplant Program. Previously, Dr. Hisatake served as Clinical Instructor of Surgery and Transplantation at UCLA Medical Center. He received his medical training at the University of Utah and the University of Rochester/Strong Memorial Hospital. Dr. Hisatake is board-certified in surgery. His clinical interests include liver transplantation, hepatobiliary diseases, hepatocellular carcinoma (liver cancer), and minimally invasive surgery for liver and complex GI diseases. Phone: 415-600-1010
Harish Mahanty, M.D., FACS joined the staff at California Pacific Medical Center in 2005 following a transplantation surgery fellowship at UCSF. Dr. Mahanty received his medical degree from UCLA’s School of Medicine and is board-certified in general surgery. He has published several research papers on transplant and organ donation topics and performs liver, kidney and pancreas transplantation. Phone: 415-600-1010
Robert Osorio, M.D., FACS is Chairman of the Barry S. Levin, M.D. Department of Transplantation and Surgical Director of the Liver Disease Management & Transplant Program. He performs liver transplants and hepatobiliary surgery. Dr. Osorio also serves on the board of California Transplant Donor Network (CTDN), the organ procurement organization for Northern and Central California and Northern Nevada. Dr. Osorio’s research interests include artificial liver support systems. He received his training at UCSF and is a board-certified general surgeon. Dr. Osorio is bilingual in Spanish. Phone: 415-600-1010
John Rabkin, M.D., FACS is a liver transplant and pancreaticobiliary surgeon as well as a bariatric surgeon at California Pacific Medical Center. Dr. Rabkin previously served as Chief of Liver & Pancreas Transplantation at Oregon Health and Sciences University (OHSU) Hospital where he was Associate Professor of Surgery at OHSU School of Medicine. Dr. Rabkin serves on multiple editorial review boards and has published extensively on liver transplant-related topics. Dr. Rabkin received his medical degree at Boston University School of Medicine and postgraduate training at UCSF and University of Minnesota, Minneapolis. Phone: 415-600-1010