- 2021 - presentMemberInternational Clinical Practice Committee 
- 2020 - 2021ChairJoy and Wellbeing Taskforce, Office of Joy and Wellbeing 
- 2020 - 2021Interim ChairOutpatient Practice Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona 
- 2019 - presentProgram DirectorMedallion Program, Department of Internal Medicine 
- 2019 - presentMemberArizona Forward Executive Committee, Space and Capital Committee, Executive Operations Team - Arizona 
- 2018 - presentMedical DirectorPatient Experience Subcommittee, Mayo Clinic Clinical Practice Committee, Mayo Clinic Committees 
- 2017 - 2018Interim ChairOutpatient Care Delivery Platform, Mayo Clinic Clinical Practice Committee, Mayo Clinic Committees 
- 2017 - 2018MemberOutpatient Practice Optimization Enterprise Advisory Group 
- 2016 - 2018MemberPractice Optimization and Acceleration 
- 2015 - 2018MemberEnterprise Access Management Council (EAMC) 
- 2015 - 2018MemberEnterprise Operations Coordinating Group (EOCG) 
- 2014 - 2018ChairOperations Coordinating Group, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona 
- 2014 - 2018MemberOutpatient Care Delivery Platform, Mayo Clinic Clinical Practice Committee, Mayo Clinic Committees 
- 2014 - presentMemberExecutive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 2013 - presentMemberBoard of Trustees, American College of Gastroenterology 
- 2013 - 2018ChairOutpatient Practice Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona 
- 2013 - 2018Vice ChairClinical Practice Committee - Arizona, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 2013MemberClinical Practice Committee - Arizona, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 2011 - 2014ChairGastroenterology Specialty Council, Mayo Clinic Specialty Council, Mayo Clinic Clinical Practice Committee 
- 2011Abstract ReviewerDigestive Disease Week, American Gastroenterological Association 
- 2010 - 2013ChairEducational Affairs Committee, American College of Gastroenterology 
- 2010Abstract ReviewerDigestive Disease Week, American Gastroenterological Association 
- 2010 - presentBoard MemberPhoenix Society of Gastroenterology 
- 2009 - 2010ChairSearch Committee for Chair, Division of Cardiovascular Diseases, Department of Internal Medicine 
- 2009Abstract ReviewerDigestive Disease Week, American Gastroenterological Association 
- 2008 - presentFellowAmerican College of Gastroenterology 
- 2007 - presentFellowAmerican Gastroenterological Association 
- 2007 - 2009ChairSelf-Assessment Test Subcommittee, American College of Gastroenterology 
- 2006 - 2013MemberEducational Affairs Committee, American College of Gastroenterology 
- 2006 - 2008MemberResearch Executive Committee, Mayo Clinic Arizona Committees 
- 2006 - 2007MemberQuality Improvement Council, Mayo Clinic Arizona Committees 
- 2006ReviewerNational Patient Education Committee, Crohn's and Colitis Foundation of America 
- 2005MemberCareer & Leadership Development Committee, Mayo Clinic Arizona Committees 
- 2005 - presentMemberNational Professional Education Committee, Crohn's and Colitis Foundation of America 
- 2003 - 2008Co-ChairService Excellence Workgroup, Mayo Clinic Arizona Task Forces 
- 2003 - 2006MemberStandards of Practice Committee, American Society for Gastrointestinal Endoscopy 
- 2001MemberSCRIBE Oversight Committee, Provider Relations Steering Committee, Mayo Clinic Arizona Committees 
- 2000 - 2010MemberMedical Advisory Committee, Arizona Chapter, Crohn's and Colitis Foundation of America 
- 1999 - 2002ChairContinuous Improvement Committee, Mayo Clinic Arizona Committees 
- 1999 - 2002Board MemberArizona Chapter, Crohn's and Colitis Foundation of America 
- 1998 - 2000MemberAccreditation and Regulatory Subcommittee - Arizona, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona 
- 1998 - 1999MemberContinuous Improvement Committee, Mayo Clinic Arizona Committees 
- 1997 - 1998MemberPatient Data Coordination Subcommittee, Mayo Clinic Arizona Committees 
- 1996 - 1999Co-ChairPractice Outcome Review Committee, Mayo Clinic Arizona Committees 
- 1996 - 1999PresidentArizona Chapter, Crohn's and Colitis Foundation of America 
- 1996 - 1997Medical ChairBuilding Committee, Endoscopy Suite, Division of Gastroenterology 
- 1995MemberCoordinating Committee, Mayo Clinic Arizona Committees 
- 1994 - 1995MemberASC Committee, Project Delta, Mayo Clinic Arizona Committees 
- 1994 - 1995MemberPOME Task Force, Project Delta, Mayo Clinic Arizona Committees 
- 1993 - 2002DirectorEndoscopy Lab, Division of Gastroenterology, Department of Internal Medicine 
- 1993 - 1999MemberNational Clinical Affairs Committee, Crohn's and Colitis Foundation of America 
- 1993 - 1996Co-ChairmanMedical Advisory Committee, Arizona Chapter, Crohn's and Colitis Foundation of America 
- 1993 - 1994MemberAmbulatory Surgical Center Committee, Mayo Clinic Arizona Committees 
- 1992 - 1994MemberQuality Resource Management Committee, Scottsdale Memorial Hospital North 
- 1992 - 1994MemberEducation Committee, Scottsdale Memorial Hospital North 
- 1991 - presentMemberAmerican Society for Gastrointestinal Endoscopy 
- 1991 - presentMemberAmerican College of Gastroenterology 
- 1991 - presentMemberAmerican Medical Association 
- 1991 - presentMemberArizona Medical Association 
- 1991 - presentMemberMaricopa County Medical Society 
- 1991 - presentMemberPhoenix Society of Gastroenterology 
- 1991 - presentMemberAmerican Gastroenterological Association