Administrative Appointments
- Associate, NIH Digestive Disease Center (2009
- present)
- Co-Director, Digestive Health Center (2009
- present)
- Editorial Board, World Journal of Gastroenterology (2009
- present)
- Elected Faculty Senator at Large, Stanford Faculty Senate (2009
- present)
- Section Chief, Minimally Invasive Surgery, Stanford School of Medicine (2009
- present)
- Director, (SCORE)
Stanford Center for Outcomes Research and Evaluation (2007
- present)
- Director, Surgical Quality, Stanford University Medical Center (2007
- present)
- Associate Editor, Surgery for Obesity and Related Diseases, SOARD Journal for ASBS (2005
- present)
- Editorial Board, Obesity Surgery (2007
- present)
- Minimally Invasive Surgery Fellowship Director, Stanford School of Medicine (2004
- present)
- Surgery Sub-Internship Director, Stanford School of Medicine (2003
- 2007)
- Expert Reviewer for Bariatric Surgery(only two MDs Chosen), California Medical Board (2006
- present)
- Chairman, Outcomes Committee, SAGES (2004
- present)
- Member, Program, Research Committee, American Society of Bariatric Surgery (2004
- present)
- Medical Advisor, Centers of Excellence for Bariatric Surgery, California Blue Shield (2004
- present)
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