1995-1997: Postdoctoral Fellow in Health Services Research, Harvard University
1994-1996: Research/Clinical Fellow in Medicine, Brigham and Women’s Hospital
1994-1996: Research Fellow in Medicine, Harvard Medical School
1993-1994: Clinical Fellow in Medicine, Brigham and Women’s Hospital
1993-1994: Clinical Fellow in Medicine, Harvard Medical School
1992-1993: Senior Assistant Resident, Internal Medicine, Stanford University Hospital
1991-1992: Junior Assistant Resident, Internal Medicine, Stanford University Hospital
1990-1991: Intern in Medicine, Stanford University Medical Center