- 2019 - present
chair of lung transplant convergence groupMayo Clinic Three Site Transplant Committee
- 2016 - 2018
MemberOPTN/UNOS National Lung Review Board
- 2015 - 2017
MemberMCF Hospital Practice Subcommittee
- 2011 - present
Honorary MemberSouthern African Transplantation Society
- 2007 - present
MemberInternational Society For Heart and Lung Transplantation
- 2006 - 2010
MemberQA group - representing lung transplant, Mayo Clinic, Jacksonville
- 2006 - 2016
Consulting Pulmonary DirectorCardiopulmonary Rehabilitation Program, Division of Cardiovascular Diseases, Department of Internal Medicine
- 2006 - present
MemberAmerican College of Chest Physicians
- 2002 - 2006
ChairInfectious Disease Control Committee, Unitas Hospital
- 1998 - 1999
MemberDocumentation Practices Committee, St. Louis University Hospital