Position:  Professor, School of Medicine, Ben Gurion University, Chairman of the General Surgery Department , Assuta Ashdod Public  Hospital, Israel


Training: University of Southern California, Los Angeles, California. Clinical

Fellowship, with Dr N Katkhouda, Dept Chair -  Prof T DeMeester

HPB clinical fellowship Centre Hepatobiliare  Paul Brousse, Villejuif, France


Professional activities

Treasurer, Israeli Federation of Surgery

Member, Technology Committee, EAES

Member of the American Society of Metabolic and Bariatric Surgery (ASMBS)

Served as a Secretary of Israeli Society of Endoscopic Surgery

Member of International Committee of American Society of Metabolic and

Bariatric Surgery (ASMBS)

Member of the editorial boards of the Obesity Surgery and Surgery for Obesity and Related Diseases

Dr. Keidar has participated in over 50 international meetings as an invited speaker in the USA and Europe, and he is an author of more than 70 articles in international peer-reviewed journals with high impact factors.


His current clinical and research interests include

  1. Complex and revisional bariatric surgery, bariatric surgery in peri-transplant  setting, and metabolic surgery
  2.  Hepatobiliary and pancreatic (open and laparoscopic) surgery, surgery of the biliary tract, surgical use of the intraoperative ultrasound