Gregg Kai Nishi MD FACS
General/Bariatric Surgeon

Dr. Gregg Kai Nishi brings a wealth of expertise and experience to K and B Surgical Center. He’s an expert on innovative, minimally invasive surgical techniques and has spoken extensively on the subject, having appeared in a variety of news media, including Good Morning America and the Los Angeles Times. He has trained a number of other bariatric surgeons who have gone on to head up bariatric programs all over the country in their own right.

Formerly the Assistant Director of the Cedars-Sinai Center for Minimally Invasive and Weight Loss Surgery, Dr. Nishi was also an attending surgeon in Trauma Services and Surgical Intensive Care at Cedars-Sinai. He is one of the principal investigators of the FDA trials on a new procedure called TOGA (incision-less weight loss surgery), and is one of only a handful of surgeons in the U.S. who have performed this procedure. Currently Assistant Clinical Professor of Surgery at the David Geffen School of Medicine, UCLA, Dr. Nishi has published widely in such journals as American Surgeon and Bariatric Times, and lectures on weight loss surgery at national and international bariatric surgery conferences. He is the recipient of numerous awards, including the Paul Rubenstein, MD Prize for Excellence in Resident Research Abstract and Awards Presentation; the Society of Laproendoscopic Surgeons Resident Achievement Award; and the Leo G. Rigler, MD Award for Academic Achievement from Cedars-Sinai. An Associate Fellow of the American College of Surgeons, Dr. Nishi is also a member of SAGES, the Society of American Gastrointestinal Endoscopic Surgeons; American Medical Association; and Society of Laparoendoscopic Surgeons.

After earning his Bachelor of Science degree in Biology from the University of California, Irvine and a medical degree from George Washington University School of Medicine, Dr. Nishi went on to intern in the Department of Surgery at North Shore University Hospital in Manhasset, New York, where he was named resident of the year. He received his surgical training at Cedars-Sinai Medical Center including a Fellowship in Surgical Critical Care. A Southern California native, Dr. Nishi lives in Los Angeles with his lovely wife and young daughter. Dr. Nishi enjoys skiing, biking, and car racing.