- 2002 - 2005MemberPersonnel Committee, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 2002 - presentMemberInternal Medicine Executive Committee, Mayo Clinic Arizona Committees 
- 2002 - presentAssociate ChairInpatient Practice Committee, Department of Internal Medicine 
- 2000 - 2002MemberEducation Committee, Department of Internal Medicine 
- 2000 - 2002MemberMayo Clinic Education Committee, Mayo Clinic Committees 
- 1998 - 2001ChairHospital Practice Subcommittee on Utilization Management and Quality Assurance, Mayo Clinic Arizona Task Forces 
- 1997 - 2005MemberBoard of Governors, Mayo Clinic Arizona Committees 
- 1997 - 2003Associate Medical DirectorMayo Health Plan Arizona 
- 1997 - 1999MemberCare Delivery Management Committee, Mayo Health Plan Arizona 
- 1997 - 1999MemberClinical Practice Committee - Arizona, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees 
- 1997 - 1998MemberQuality Committee, Mayo Health Plan Arizona 
- 1997 - 1998Education CoordinatorDivision of Hospital Internal Medicine, Department of Internal Medicine 
- 1995 - 1996MemberTask Force on Product Development, Managed Care Committee, Mayo Clinic Arizona Committees 
- 1995 - 1996CoordinatorGrand Rounds Live, Department of Internal Medicine 
- 1994 - 1996ChairQuality Committee, Mayo Clinic Arizona Committees 
- 1994 - 1995MemberContinuous Improvement Committee, Mayo Clinic Arizona Committees 
- 1994 - 1995MemberOversight Committee, Project Delta, Mayo Clinic Arizona Committees 
- 1994 - 1995ChairDelta Continuous Improvement Committee, Project Delta, Mayo Clinic Arizona Committees 
- 1994 - presentMemberInternal Medicine Administrative Committee, Mayo Clinic Arizona Committees 
- 1992 - 1997Education CoordinatorDivision of Consultative Medicine, Department of Internal Medicine 
- 1992 - 1993MemberQuality Committee, Mayo Clinic Arizona Committees 
- 1991 - 1992MemberInternal Medicine Administrative Committee, Ochsner Clinic, New Orleans, LA 
- 1990 - 1992MemberManaged Care Common Guidelines Subcommittee, Ochsner Clinic, New Orleans, LA 
- 1988 - 1992MemberPharmacy and Therapeutics Committee, Ochsner Clinic, New Orleans, LA 
- 1986 - 1992MemberCapital Budget Committee Over $5,000.00, Ochsner Clinic, New Orleans, LA 
- 1985 - 1986MemberPersonnel Committee, Ochsner Clinic, New Orleans, LA 
- 1983 - 1985ChairPharmacy and Therapeutics Committee, St. Mary's Hospital of Blue Springs 
-  Mayo Clinic Alumni Association, Mayo Clinic College of Medicine and Science, Department of Education Administration 
-  MemberAmerican College of Physicians 
-  MemberAmerican Medical Association 
-  MemberArizona State Medical Association 
-  MemberAmerican Geriatrics Society 
-  MemberSociety of Hospital Medicine 
-  ChairCapital Budget Committee Over $5,000.00, Ochsner Clinic, New Orleans, LA