- 2020 - presentCo-ChairDLMP VBM/CareSelect Steering Committee 
- 2018 - presentChairMayo Clinic Orders Core Committee and Orders and Scheduling Subcommittee 
- 2017 - presentChairMayo Clinic Orders - Scheduling Subcommittee, Practice Convergence Council, Mayo Clinic Committees 
- 2017 - presentMemberPlummer Chart Subcommittee, Mayo Clinic Committees 
- 2016 - presentMemberAMIA (the American Medical Informatics Association) 
- 2016 - 2018MemberPhysician Advisory Group, Plummer Project, Mayo Clinic Enterprise 
- 2015 - 2020ChairDiagnostic Lab Utilization Committee 
- 2015 - 2018Health Information Coordinating Committee (HICS), Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2015 - 2018Vice ChairMayo Integrated Clinical Systems, Information Technology Committee - Rochester, Mayo Clinic Rochester Committees 
- 2013 - 2018ChairMICS Orders Medications and Decision Support (OMADS), Mayo Clinic Rochester Committees 
- 2012 - 2018ChairInpatient Practice, Department of Medicine Executive Team, Department of Internal Medicine 
- 2011 - 2018ChairOrders, Scheduling and Medication Oversight Group, Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2011 - 2012Physician ChairInternal Transfer Process Improvement, Mayo Clinic Rochester Task Forces 
- 2011 - presentFellowAmerican College of Physicians-American Society of Internal Medicine 
- 2009 - 2014Vice ChairDivision of General Internal Medicine, Department of Internal Medicine 
- 2009 - 2012Vice ChairInpatient Practice, Department of Internal Medicine 
- 2008 - 2021MemberHospital Incident Command Subcommitee, Mayo Clinic Rochester Committees 
- 2008 - 2018Vice ChairOrder Set Protocol Advisory Group, Mayo Clinic Rochester Committees 
- 2008 - 2018MemberClinical Documentation and Results Oversight Group (CDROG), Mayo Integrated Clinical Systems Subcommittee, Mayo Clinic Rochester Committees 
- 2008 - 2018MemberUser Experience and Integration, Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2008 - 2018MemberMICS Clinical Decision Support Subgroup, Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2008 - 2013MICS Navigation Workgroup, Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2008 - 2011Vice ChairOrders, Scheduling and Medication Oversight Group, Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2007 - 2008MemberCoordination of Care Committee, AIM Project, Department of Internal Medicine 
- 2007 - 2008MemberImplementation Team, AIM Project, Department of Internal Medicine 
- 2007 - presentExpert ConsultantAsk Mayo Expert Content Review Board, Department of Internal Medicine 
- 2006 - 2007Process OwnerCommunication and Patient Handoff 100-day Project Team, Mayo Clinic Rochester Task Forces 
- 2006 - 2018MemberHealth Information Coordinating Committee (HICS), Mayo Integrated Clinical Systems, Information Technology Committee - Rochester 
- 2006 - 2017MemberSection of Hospital Internal Medicine, Division of General Internal Medicine, Department of Internal Medicine 
- 2006 - 2008Head of SectionSection of Hospital Internal Medicine, Division of General Internal Medicine, Department of Internal Medicine 
- 2006 - 2008MemberCommittee responsible for reviewing all aspects of trauma care, Trauma Committee, Mayo Clinic Rochester Committees 
- 2004 - 2009ChairInpatient Practice Committee, Division of General Internal Medicine, Department of Internal Medicine 
- 2004 - 2005ChairInternal Medicine Hospital Practice Committee, Department of Internal Medicine 
- 2003 - 2018MemberInternal Medicine Hospital Practice Committee, Department of Internal Medicine 
- 2003 - 2004ChairHospital Committee, Division of Area General Internal Medicine, Department of Internal Medicine 
- 1999 - 2004ChairPrimary Care Guidelines Implementation Team, Division of Area General Internal Medicine, Department of Internal Medicine 
- 1999 - 2004MemberPrimary Care Guidelines Implementation Team, Division of Area General Internal Medicine, Department of Internal Medicine 
- 1999 - 2004MemberHospital Committee, Division of Area General Internal Medicine, Department of Internal Medicine 
- 1998PresidentKalamazoo Internal Medicine, P.C. 
- 1992 - 1998MemberCredentials/Peer Review Committee, Bronson Methodist Hospital 
- 1986 - 1998MemberKalamazoo Internal Medicine, P.C. 
- 1986 - 2011MemberAmerican College of Physicians-American Society of Internal Medicine 
- 1986 - 1998MemberBronson Methodist Hospital 
-  MemberSociety of General Internal Medicine 
-  MemberSociety of Hospital Medicine