American Medical Association, President; Also, speaker of AMA HOuse of Delegates, 2003-07 vice speaker, 2000-2003 NYS delegate 2 terms on AMA Council on Scientific Affairs (2008–2009)
AMA Speaker of the House of Delegates; 4 consecutive terms 3 consecutive terms as vice speaker
AMA National Quality Forum, Physician Consortium for Performance Improvement, Ambulatory Care Quality Alliance