- 2006 - 2011
MemberSteering Committee, Sleep Institute, American College of Chest Physicians
- 2006 - 2010
MemberBoard of Directors, National Association for Medical Direction of Respiratory Care
- 2006 - 2009
MemberMarketing Committee, American College of Chest Physicians
- 2005 - 2010
MemberNetwork Steering Committee, Sleep Medicine Network, American College of Chest Physicians
- 2005 - 2006
Course DirectorSleep Medicine for the Pulmonary Physician, American College of Chest Physicians
- 2005 - present
FellowAmerican College of Physicians
- 2005 - present
ChairGovernors Advocacy Committee, American College of Chest Physicians
- 2003 - 2005
ChairGovernment Relations Committee, American College of Chest Physicians
- 2003 - 2005
ChairClinical Studies Unit Advisory Subcommittee, Research Operations Management Team, Mayo Clinic Arizona Committees
- 2003 - 2005
Medical DirectorClinical Studies Unit, Mayo Clinic Hospital
- 2003 - 2005
Ex-Officio MemberBoard of Regents, American College of Chest Physicians
- 2002 - 2006
GovernorState of Arizona, American College of Chest Physicians
- 2002
Vice ChairGovernment Relations Committee, American College of Chest Physicians
- 2002 - 2006
GovernorAmerican College of Chest Physicians
- 2002 - 2004
ChairCapitol Hill Caucus Planning Committee, American College of Chest Physicians
- 2001 - 2005
MemberClinical Studies Unit Advisory Subcommittee, Research Operations Management Team, Mayo Clinic Arizona Committees
- 2001 - 2005
Abstract ReviewerAmerican College of Chest Physicians Annual Meeting
- 2001 - 2003
MemberContinuous Improvement Committee, Mayo Clinic Arizona Committees
- 2001 - 2003
MemberMedical Record of the Future Design Team, Mayo Clinic Arizona Committees
- 2001 - 2003
MemberMayo Alumni Advisory Board, Mayo Clinic Arizona Committees
- 2001 - 2003
MemberQuality Improvement Committee, Mayo Clinic Arizona Committees
- 2001 - 2003
MemberWebsite Overview Committee, American Academy of Sleep Medicine
- 2001 - 2002
Vice ChairClinical Studies Unit Advisory Subcommittee, Research Operations Management Team, Mayo Clinic Arizona Committees
- 2001 - present
MemberNational Association for Medical Direction of Respiratory Care
- 2000 - 2010
MemberSleep Medicine Network, American College of Chest Physicians
- 2000 - 2005
MemberResearch Committee, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees
- 2000 - 2001
MemberResearch Committee, Department of Internal Medicine
- 1999 - 2000
Abstract ReviewerAmerican College of Chest Physicians Annual Meeting
- 1999
MemberAccess Committee, Department of Internal Medicine
- 1999
MemberProgram Committee Chest, American College of Chest Physicians
- 1999 - present
MemberSleep Medicine Section, American College of Chest Physicians
- 1999 - present
MemberAmerican Association of Bronchology
- 1998 - 2010
MemberGovernment Relations Committee, American College of Chest Physicians
- 1998 - 2000
MemberProgram Committee, American College of Chest Physicians Annual Meeting
- 1998 - 2013
Medical DirectorSleep Disorders Center, Mayo Clinic Hospital
- 1996 - 1998
MemberMedical Staff Policies Committee, Mayo Clinic Arizona Committees
- 1996 - 1997
ChairBylaws Committee, Mayo Clinic Arizona Committees
- 1996 - 1997
ChairMedical Staff Policies Committee, Mayo Clinic Arizona Committees
- 1994
MemberQuality Improvement Committee, Mayo Clinic Arizona Committees
- 1994
MemberProject Delta, Mayo Clinic Arizona Committees
- 1992 - 1994
ChairQuality and Resource Management Committee, Scottsdale Memorial Hospital North
- 1991 - 1994
MemberQuality and Resource Management Committee, Scottsdale Memorial Hospital North
- 1991 - 1993
MemberPersonnel Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona
- 1990 - 1996
Medical DirectorSleep Disorders Center, Scottsdale Memorial Hospital North
- 1990 - 1993
MemberClinical Practice Committee - Arizona, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees
- 1990 - 1992
MemberManaged Care Committee, Mayo Clinic Arizona Committees
- 1990 - 1992
MemberLong Range Planning Committee, Mayo Clinic Committees
- 1990 - present
FellowAmerican Academy of Sleep Medicine
- 1989 - 1993
MemberMedical Staff Executive Committee, Scottsdale Memorial Hospital North
- 1989 - 1992
ChairDepartment of Medicine, Scottsdale Memorial Hospital North
- 1987 - 2004
Medical DirectorPulmonary Function Laboratory, Division of Pulmonary Medicine, Department of Internal Medicine
- 1987 - 1990
MemberCritical Care Committee, Scottsdale Memorial Hospital North
- 1987 - 1989
MemberInformation Systems Committee, Mayo Clinic Arizona Committees
- 1985 - present
FellowAmerican College of Chest Physicians
- 1981 - present
MemberAmerican Medical Association
- 1981 - present
MemberAmerican Thoracic Society
- 1978 - present
MemberAmerican College of Physicians