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Leslie T. Cooper, Jr., M.D.

  1. Cardiologist
  2. Chair, Cardiovascular Medicine, Florida


  1. Jacksonville, Florida | Rochester, Minnesota


  • Leslie T. Cooper, M.D., is a general cardiologist and the chair of the Mayo Clinic Enterprise Department of Cardiovascular Medicine as well as chair of the Department of Cardiovascular Medicine at Mayo Clinic in Florida.
  • Dr. Cooper's clinical interests and research focus on clinical and translational studies of rare and undiagnosed cardiomyopathies, myocarditis, and inflammatory cardiac and vascular diseases such as giant cell myocarditis, cardiac sarcoidosis, eosinophilic myocarditis, and Takayasu's arteritis.
  • He has published over 130 original peer-reviewed papers as well as contributing to, and editing books on myocarditis. In addition he has spent years working with clinicians and researchers around the world to further diagnosis, treatment, and care for myocarditis and cardiomyopathies.
  • In addition to his clinical and research work Dr. Cooper is a fellow of the American College of Cardiology, the American Heart Association, and the European Society of Cardiology Heart Failure Association, The International Society for Heart and Lung Transplantation and the Society for Vascular Medicine and Biology.
  • He is also the founder and former president of the Myocarditis Foundation and continues to serve on their board of directors.
  • Myocarditis
  • Heart failure
  • Sarcoidosis
  • Large vessel vasculitis
  1. 1997
    Fellow - Cardiovascular Division, Mayo Foundation Scholar, Vascular Medicine FellowMayo Graduate School of Medicine, Mayo Clinic College of Medicine
  2. 1996
    Fellow - Division of CardiologyUniversity of California, San Diego
  3. 1993
    InternshipStanford University
  4. 1993
    ResidentStanford University
  5. 1990
    MDUniversity of Pennsylvania
  6. 1985
    BAUniversity of Pennsylvania


  1. 2014
    Advanced Heart Failure and Transplant CardiologyAmerican Board of Internal Medicine
  2. 1997
    Cardiovascular DiseasesAmerican Board of Internal Medicine
  3. 1993
    Internal MedicineAmerican Board of Internal Medicine

Awards and honors

  1. 2021
    Elizabeth C. Lane, Ph.D., and M. Nadine Zimmerman, Ph.D., Professor of Internal Medicine Named Professorship Committee - Mayo Clinic, Mayo Clinic Committees
  2. 2020
    2020 Provider Recognition Award: For Achieving top 99th percentile of outpatient patient experience for 2019 calendar year Mayo Clinic in Florida
  3. 2011
    Best Doctors in AmericaBest Doctors in America
  4. 2005
    Outstanding Teacher in Physical DiagnosisDepartment of Internal Medicine
  5. 2003
    Senior Fellows AddressStanley J. Sarnoff Society for Cardiovascular Science
  6. 1996
    Ruth and Victor Schulman Prize for research as a UCSD fellowAwarding Organization
  7. 1995
    Biomedical Research FellowshipGiannini-Bank of American
  8. 1993
    Award for Housestaff ResearchStanford University Hospital, Department of Medicine
  9. 1990
    George W. Householder Prize for Cardiovascular ResearchUniversity of Pennsylvania
  10. 1989
    Medical ScholarUniversity of Pennsylvania
  11. 1988
    Stanley J. Sarnoff Fellowship in Cardiovascular ResearchAwarding Organization

Professional memberships

  1. 2021 - present
    MemberEnterprise Clinical Trial Strategy and Governance Leadership Team
  2. 2021 - present
    Search CommitteeSearch Committee for the Chair of General Internal Medicine in Florida
  3. 2017 - present
    Executive Committee MemberFlorida Executive Committee, Center for Regenerative Medicine Research Committee: Mayo Clinic Florida
  4. 2017 - present
    Executive Committee MemberEnterprise Cardiovascular Department
  5. 2017 - present
    FellowEuropean Society of Cardiology
  6. 2015 - present
    Board MemberNorth Florida Cardiovascular Education Foundation
  7. 1999 - present
    MemberInternational Society for Heart and Lung Transplantation
  8. 1997
    FellowSociety for Vascular Medicine and Biology
  9. 1997 - present
    FellowSociety for Vascular Medicine and Biology
  10. 1995 - present
    FellowAmerican College of Cardiology
  11. 1995 - present
    FellowCouncil on Clinical Cardiology, American Heart Association
    FellowInternational Society for Heart and Lung Transplantation


Research activities

See a description of research activities.