- 2003 - presentVice ChairGraduate Medical Education Committee, Department of Internal Medicine 
- 2002 - 2006MemberGovernors Council, Arizona Chapter, American College of Physicians-American Society of Internal Medicine 
- 2002MemberProgram Planning Committee, Scientific Meeting, Arizona Chapter 
- 2002JudgeScientific Sessions, Scientific Meeting, Arizona Chapter 
- 2002 - presentMemberSecurity Subcommittee, Information Technology Committee, Executive Operations Team - Arizona 
- 2002 - presentMemberTechnology Task Force, Mayo Clinic Arizona Task Forces 
- 2001Interim ChairPersonnel Committee, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 2001JudgeAcademic Excellence Day 
- 2001 - 2003MemberMayo Alumni Advisory Group, Mayo Clinic Committees 
- 2001 - 2002MemberTransformation Advisory Group, Mayo Clinic Arizona Committees 
- 2001MemberLeadership Advisory Group, Mayo Clinic Committees 
- 2001 - presentFellowAmerican Academy of Sleep Medicine 
- 2000 - 2001MemberInformation Technology Advisory Prioritization Review Subcommittee, Information Technology Committee, Executive Operations Team - Arizona 
- 1999 - 2001MemberEducation Committee, Mayo Graduate School of Medicine, Mayo Clinic College of Medicine and Science 
- 1999MemberSteering Committee, Academic Excellence Day 
- 1999 - presentMemberPersonnel Committee, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 1999 - presentMemberAmerican College of Physicians-American Society of Internal Medicine 
- 1998MemberDiversity Task Force, Mayo Graduate School of Medicine, Mayo Clinic College of Medicine and Science 
- 1996 - 2003Education CoordinatorDivision of Pulmonary Medicine, Department of Internal Medicine 
- 1996 - 2001Vice ChairEducation Committee, Department of Internal Medicine 
- 1996Vice ChairHospitalist Task Force, Mayo Clinic Arizona Task Forces 
- 1996ChairHospitalist Search Committee, Mayo Clinic Arizona Committees 
- 1995 - 2000MemberTransitional Year Coordinating Committee, Mayo Clinic Arizona Committees 
- 1995 - presentMemberAssociation of Program Directors in Internal Medicine 
- 1994 - 2003Program DirectorInternal Medicine Residency Program, Department of Internal Medicine 
- 1993 - 2001ChairEducation Subcommittee, Department of Internal Medicine 
- 1991 - 1992ChairHospital Internal Medicine Task Force, Mayo Clinic Arizona Committees 
- 1989 - 2001Associate DirectorInternal Medicine and Medical Subspecialties, Department of Internal Medicine 
- 1989 - 1998MemberMayo Group Practice Education Committee, Mayo Clinic Committees 
- 1989 - presentAssociate Program DirectorInternal Medicine Residency Program 
- 1987 - 2002MemberEducation Committee, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees