Aaron S. Mansfield, M.D.

  1. Oncologist


  1. Rochester, Minnesota



Aaron S. Mansfield, M.D. is a medical oncologist with a focus on thoracic malignancies and tumor immunology. His clinical focus includes:

  • Non-small cell lung cancer
  • Small cell lung cancer
  • Mesothelioma
  • Thymic malignancies
  • Coordinating multi-disciplinary care for patients with thoracic malignancies
  • Promoting patient and care-giver understanding of the diagnosis and treatment options
  • Biomarker screening to improve patient selection for early phase clinical trials

In addition to his clinical activities Dr. Mansfield is active in research and education. He publishes in many journals and speaks at many national and international meetings.

  • Lung cancer
  • Mesothelioma
  • Individualized medicine
  • Tumor immunology
  • Tumor microenvironment
  • Early Cancer Therapeutics/Phase 1 Clinical Trials
  1. 2013
    Clinical Investigator - Internal Medicine, Hematology/Medical OncologyMayo School of Graduate Medical Education, Mayo Clinic College of Medicine
  2. 2013
    Fellow - Internal Medicine, Hematology/Medical OncologyMayo School of Graduate Medical Education, Mayo Clinic College of Medicine
  3. 2009
    Resident - Internal MedicineMayo School of Graduate Medical Education, Mayo Clinic College of Medicine
  4. 2006
    MDSchool of Medicine, University of California Irvine
  5. 2001
    BA - Human BiologyStanford University


  1. 2013
    Medical OncologyAmerican Board of Internal Medicine
  2. 2013
    HematologyAmerican Board of Internal Medicine
  3. 2009
    Internal MedicineAmerican Board of Internal Medicine

Awards and honors

  1. 2016
    2016 TOP Reviewer Journal of Thoracic Oncology
  2. 2014
    Excellence in Clinical TeachingInternal Medicine Residency Program, Department of Medicine, Mayo Clinic Rochester
  3. 2013
    Excellence in TeachingDepartment of Internal Medicine
  4. 2013
    Travel Award (ASCO Annual Meeting)Conquer Cancer Foundation of ASCO
  5. 2013
    Tow Shung Tan Humanism in Medicine AwardMayo Clinic in Rochester
  6. 2013
    Hematology/Oncology Outstanding Achievement AwardHematology/Oncology Fellowship Program, Division of Hematology, Department of Internal Medicine
  7. 2013
    Ed Creagan Melanoma Research AwardMelanoma Disease-Oriented Group, Department of Oncology
  8. 2012
    13th Annual Fellows Travel Award22nd Annual Hematology/Oncology Reviews
  9. 2012
    ASCO Merit Award (ASCO Markers in Cancer)Conquer Cancer Foundation
  10. 2012
    ASCO Merit Award (ASCO Quality Care Symposium)Conquer Cancer Foundation
  11. 2009
    Workshop on Methods in Clinical Cancer Research AwardAmerican Association for Cancer Research & American Society of Clinical Oncology
  12. 2008
    ScholarshipMayo Clinic International Health Program, Mayo Clinic Committees
  13. 2000
    Scholar-in-Training AwardAmerican Association for Cancer Research

Professional memberships

  1. 2018
    Board MemberMesothelioma Applied Research Foundation
  2. 2017
    InterviewerInternal Medicine Residency Program
  3. 2017 - present
    Vice ChairMayo Clinic Cancer Center; Data Safety Monitoring Committee
  4. 2016 - present
    MemberASCO Education Committee for Lung Cancer
  5. 2016 - 2017
    MemberData Safety Monitoring Committee, Mayo Clinic Cancer Center; Data Safety Monitoring Committee
  6. 2016 - present
    Co-ChairNational Cancer Institute; Mesothelioma Advanced Disease Committee
  7. 2016 - present
    Scientific ReviewerDepartment of Defense Lung Cancer Research Program
  8. 2015 - present
    MemberScientific Review Committee - B, Division of Medical Oncology, Department of Oncology
  9. 2015 - present
    MemberThoracic Specimen Registry Steering Committee
  10. 2013 - present
    MemberInternational Association for the Study of Lung Cancer (IASLC)
  11. 2012 - 2013
    MemberClinical Practice Committee, Department of Oncology
  12. 2011 - 2012
    MemberEducation Committee, Department of Oncology
  13. 2010 - present
    MemberAmerican Society of Clinical Oncology
  14. 2009 - present
    MemberAmerican Association for Cancer Research
see more


Research activities

See a description of research activities.