- 2022 - presentAd-hoc ReviewerData Safety Monitoring Board 
- 2014 - 2022ChairClinical Competency Committee, Surgical Critical Care Fellowship; Clinical Competency Committee 
- 2013Co-authorPolicy Development: Transfer of Mayo Clinic Rochester Intensive Care Unit, Progressive Care Unit, or Respiratory Care Unit Patients to Another Hospital, ICU Event Review Team Leader - Critical Care Practice 
- 2013 - 2020Co-ChairMortality Review Subcommittee, Hospital Practice Committee, Mayo Clinic Rochester Committees 
- 2012 - 2013Vice Chair of OperationsMortality Review Subcommittee, Hospital Practice Committee, Mayo Clinic Rochester Committees 
- 2011 - presentTeam LeaderICU Event Review Team Leader - Critical Care Practice 
- 2010 - presentSubcommittee MemberPediatric Fundamental Critical Care Support, Society of Critical Care Medicine 
- 2009MemberMortality Review Subcommittee, Hospital Practice Committee, Mayo Clinic Rochester Committees 
- 2005 - presentMemberSociety for Clinical Vascular Surgery 
- 2005 - presentMemberSociety for Vascular Surgery 
- 2004 - presentMemberKalamazoo County Medical Society 
- 2004 - presentMemberInternational Society for Vascular Surgery 
- 2003Medical RepresentativeSeed Grant Review Meeting, American Cancer Society 
- 2003 - presentMemberScientific Council, International College of Angiology 
- 2003 - presentMemberSouthern Region Steering Committee, Midwest Division, American Cancer Society 
- 2003 - presentMemberAssociation for Surgical Education 
- 2003 - presentMemberInternational College of Angiology 
- 2003 - presentMemberMidwestern Vascular Surgical Society 
- 2003 - presentMemberMichigan Medical Association 
- 2002AmbassadorCongressional District 2, Iowa, Relay for Life Celebration on the Hill, American Cancer Society 
- 2002 - presentMemberAmerican Association of Clinical Anatomists 
- 2002 - presentMemberIowa Chapter, American College of Surgeons 
- 2001 - 2002MemberSearch Committee for Health-Law Attorney, Carver College of Medicine, University of Iowa 
- 2001 - 2002MemberSearch Committee for Problem Based Assessment (PBA) Coordinator, Carver College of Medicine, University of Iowa 
- 2001 - presentMemberSociety of Critical Care Medicine 
- 2001 - presentMemberClean Air For Everyone (CAFE) Conference 
- 2000MemberMedical Education Subcommittee:  Medical School Objectives Project, Carver College of Medicine, University of Iowa 
- 2000MemberLegs for Life Steering/Organizing Committee, University of Iowa Hospitals and Clinics 
- 2000MemberDischarge Planning Committee, University of Iowa Hospitals and Clinics 
- 2000MemberTobacco Settlement Advisory Team, Iowa Medical Society 
- 1999MemberPostoperative Care Map for Infrainguinal Bypass, University of Iowa Hospitals and Clinics 
- 1999MemberLaboratory Test Utilization Process Improvement Team, University of Iowa Hospitals and Clinics 
- 1999 - presentMemberMedical Education Committee, Iowa Medical Society 
- 1999 - presentMemberAmerican Heart Association 
- 1999 - presentMemberCardiovascular Surgery Council, American Heart Association 
- 1999 - presentMemberIowa Medical Society 
- 1998MemberEthics Education Working Group Subcommittee, Carver College of Medicine, University of Iowa 
- 1998MemberPostoperative Care Map for Abdominal Aortic Aneurysm Repair, University of Iowa Hospitals and Clinics 
- 1998MemberPostoperative Care Map for Amputation, University of Iowa Hospitals and Clinics 
- 1998 - presentMemberEthical Issues Subcommittee, University of Iowa Hospitals and Clinics 
- 1998 - presentCo-ChairpersonCardio-Vascular Clinical Management Conference, University of Iowa Hospitals and Clinics 
- 1998 - presentMemberIowa Vascular Surgery Society 
- 1998 - presentMemberJohnson County Medical Society 
- 1997 - 2003MemberMedical Education Committee, Carver College of Medicine, University of Iowa 
- 1996 - presentMemberVascular and Endovascular Surgery Society (formerly the Peripheral Vascular Surgery Society) 
- 1996 - presentMemberGulf Coast Vascular Society 
- 1994 - 1995MemberEqual Opportunities Steering Committee, Mayo Clinic Committees 
- 1994 - presentMemberPriestley Society 
- 1989 - presentMemberMinnesota Medical Association 
- 1989 - presentMemberZumbro Valley Medical Society, Minnesota Medical Association 
- 1985 - presentMemberAmerican Medical Association 
-  MemberOrganizing Committee, Clean Air For Everyone (CAFE) Conference