- 2016 - presentMemberEducation Executive Committee, Department of Radiology 
- 2015 - presentMemberBylaws Committee, North American Society for Cardiovascular Imaging 
- 2015 - presentMemberNominating Committee, North American Society for Cardiovascular Imaging 
- 2014 - presentMemberAutomated Radiology Practice (ARP) Committee, Department of Radiology 
- 2013 - 2015MemberShared Enterprise Electronic Radiology Systems Subcommittee, Department of Radiology 
- 2013 - presentMemberEducation Committee, Department of Radiology 
- 2012 - presentVice PresidentArizona Thoracic Society, American Thoracic Society 
- 2012 - presentMemberMR Operations Committee, Department of Radiology 
- 2011ModeratorInteresting Case Session, North American Society for Cardiovascular Imaging 
- 2010ModeratorInteresting Case Session, North American Society for Cardiovascular Imaging 
- 2010 - presentMemberInternational Association of Radiologists 
- 2009 - 2012MemberCancer Committee, Scottsdale Medical Imaging 
- 2007 - 2012ChairWorkforce Committee, Scottsdale Medical Imaging 
- 2007 - 2010Board of DirectorsScottsdale Medical Imaging 
- 2007 - 2010Board of DirectorsSouthwest Diagnostic Imaging 
- 2007 - 2010Vice PresidentPhysician Practice Chair, Scottsdale Medical Imaging 
- 2007 - 2012MemberChest Pain Accreditation Committee, Scottsdale Medical Imaging 
- 2007 - 2010MemberExecutive Committee, Scottsdale Medical Imaging 
- 2005MemberBody Imaging Committee, Scottsdale Medical Imaging 
- 2005 - 2012MemberRecruitment Committee, Scottsdale Medical Imaging 
- 2005 - 2012ChairCardiovascular Imaging Committee, Scottsdale Medical Imaging 
- 2005ChairSearch Committee for Body Imaging Staff Radiologist Position, San Francisco General Hospital 
- 2005ChairSearch Committee for Interventional Radiologist Position, San Francisco General Hospital 
- 2005 - presentMemberAmerican College of Radiology 
- 2005 - presentMemberAmerican Thoracic Society 
- 2005 - presentConsultantSiemens Medical Systems 
- 2004Course DirectorHot Topics in Imaging Course, University of California, San Francisco 
- 2004 - 2006MemberScientific Assembly Chest-Thoracic Poster Review Panel, Radiological Society of North America 
- 2004 - 2005MemberHousestaff Well Being Program Committee, School of Medicine, University of California, San Francisco 
- 2004 - 2005MemberFaculty Council, School of Medicine, University of California, San Francisco 
- 2004 - 2005ChairRadiology Fellowship Committee, Department of Radiology, San Francisco General Hospital 
- 2004 - 2005MemberClinical and Administrative Medical Executive Committee, San Francisco General Hospital 
- 2004 - 2005MemberCredentials Committee, San Francisco General Hospital 
- 2004 - 2005MemberTrauma Executive Council, San Francisco General Hospital 
- 2004 - 2005MemberCancer Committee, San Francisco General Hospital 
- 2004 - 2005MemberPerformance Improvement Projects Committee, San Francisco General Hospital 
- 2004 - 2005MemberDean's Meeting, San Francisco General Hospital 
- 2004 - 2005MemberWomen's Imaging Faculty Member Search Committee, Department of Radiology, San Francisco General Hospital 
- 2004 - 2005MemberSearch Committee for Director of Pulmonary / Critical Care Medicine Clinical Activities, San Francisco General Hospital 
- 2004MemberNorth American Society for Cardiovascular Imaging 
- 2004 - presentConsultantGenentech, Inc. 
- 2003 - 2005MemberPostgraduate Education Committee, Department of Radiology, University of California, San Francisco 
- 2003Course DirectorKona Diagnostic Imaging and Emergency Radiology Course, University of California, San Francisco 
- 2003Course DirectorPhoenix Spring Training Course, University of California, San Francisco 
- 2003 - 2005MemberCardiovascular Radiologist Search Committee, Veterans Affairs Medical Center 
- 2003 - 2005MemberMembership Committee, Margulis Society, Department of Radiology 
- 2003 - 2005MemberResearch/Education/Projects Committee, Margulis Society, Department of Radiology 
- 2003 - 2005MemberScientific Awards Committee, Margulis Society, Department of Radiology 
- 2003 - 2004MemberReview Committee, Department of Radiology, Veterans Affairs Medical Center 
- 2003Presiding OfficerAnnual Meeting HRCT Scientific Poster Session, Radiological Society of North America 
- 2002 - 2005DirectorBody Imaging Practicum Fellowship Program, Department of Radiology, San Francisco General Hospital 
- 2002 - 2005MemberPET Scan Working Group, San Francisco General Hospital 
- 2002 - 2005MemberStone Library Space Committee, Department of Radiology, Veterans Affairs Medical Center 
- 2002 - presentMemberTraining Committee, Society of Thoracic Radiology 
- 2001 - 2009Board of DirectorsMargulis Society Resident Research Forum, Department of Radiology, University of California, San Francisco 
- 2001 - 2005Board of DirectorsMargulis Society, Department of Radiology, University of California, San Francisco 
- 2001 - 2005DirectorDiagnostic Radiology Residency Program, Department of Radiology, University of California, San Francisco 
- 2001 - 2005MemberGraduate Medical Education Committee, School of Medicine, University of California, San Francisco 
- 2001 - 2005MemberGeneral Clinical Research Center Advisory Committee, San Francisco General Hospital 
- 2001 - 2005DirectorCardiovascular Radiologist Search Committee, Veterans Affairs Medical Center 
- 2001 - 2005DirectorDiagnostic Radiology Residency Training Program, Department of Radiology, Veterans Affairs Medical Center 
- 2001 - 2005MemberExecutive Committee, Department of Radiology, Veterans Affairs Medical Center 
- 2001 - 2005ChairTeaching Committee, Department of Radiology, Veterans Affairs Medical Center 
- 2001 - 2005MemberAssociation of University Radiologists 
- 2001 - 2005MemberAssociation of Program Directors in Radiology 
- 2001 - 2002MemberEducation Committee, American Society of Emergency Radiology 
- 2001 - 2002MemberScientific Program Committee, American Society of Emergency Radiology 
- 2001ChairThoracic Radiologist Search Committee, San Francisco General Hospital 
- 2001MemberJunior Faculty Development Committee, Department of Radiology, Veterans Affairs Medical Center 
- 2001 - presentMemberPhysicians Advisory Council 
- 2000MemberLibrary Renovation Committee, Department of Radiology, San Francisco General Hospital 
- 2000MemberAmerican Roentgen Ray Society 
- 2000MemberAmerican Society of Emergency Radiology 
- 2000 - presentMemberCalifornia Radiological Society 
- 1999 - 2002MemberGrand Rounds Review Committee, Department of Radiology, Veterans Affairs Medical Center 
- 1999MemberThoracic Surgeon Search Committee, San Francisco General Hospital 
- 1999 - presentMemberSociety of Thoracic Radiology 
- 1998 - presentMemberRadiological Society of North America 
- 1997 - 1998MemberHousestaff Representative, Medical Board, University of California, San Francisco 
- 1992MemberAmerican Medical Association 
- 1988 - 1993MemberAmerican Medical Student Association 
- 1988 - 1993MemberChicago Medical Society 
- 1988 - 1993MemberIllinois State Medical Society 
-  MemberRadiology Resident Selection Committee, Department of Radiology, Veterans Affairs Medical Center