Michael S. Underhill, D.O.

  1. Family Physician

Dr. Michael Underhill joined Mayo Clinic Primary Care-Arrowhead in June 2020. He completed his medical degree at Des Moines University and both internship and residency training in Family Medicine at Mayo Graduate School of Medicine in Arizona where he served as Chief resident. Dr. Underhill served as a physician in the United States Army, was a co-owner of a large primary care practice in Glendale serving as a Department Chair before transitioning back to Mayo Clinic to focus on education, research, and patient care.

He is board-certified in Family Medicine and Obesity Medicine and is Assistant Professor at Mayo Clinic Arizona, Department of Family Medicine.

  • Preventive healthcare
  • Obesity
  • Management of chronic disease such as Diabetes, Hypertension, Dyslipidemia
  • Sports related injuries
  • Medical Education
  • Military Medicine
  • Comprehensive Care for the entire Family
  • Practice Management
  • Supporting self-efficacy and longevity
  1. 2006
    Fellowship - Faculty DevelopmentUniversity of Arizona
  2. 2005
    Chief ResidentFamily Medicine Residency Program, Department of Family Medicine
  3. 2005
    Internship/ResidencyDepartment of Family Medicine
  4. 2005
    ResidentFamily Medicine Residency, Family Medicine, Programs in Arizona, Mayo School of Graduate Medical Education, Mayo Clinic College of Medicine
  5. 2002
    Doctor of Osteopathic MedicineOsteopathic Medical Center, Des Moines University
  6. 1996
    Pre-MedicalUniversity of Colorado, Denver
  7. 1994
    BS - KinesiologyUniversity of Colorado at Boulder


  1. 2013
    Obesity MedicineAmerican Board of Obesity Medicine
  2. 2005
    Family MedicineAmerican Board of Family Medicine

Awards and honors

  1. 2022
    2022 Educator of the YearDepartment of Family Medicine
  2. 2007
    Member of Epic Sunset Team receiving Service Team of the Year AwardMayo Clinic in Arizona
  3. 2006
    Educator of the YearResidents and Fellows Association
  4. 2006
    Educator of the YearDepartment of Family Medicine, Arrowhead Primary Care Center
  5. 2005
    Resident Teacher AwardSociety of Teachers of Family Medicine
  6. 2004
    Arizona AFP Grobe Fellowship NomineeArizona Academy of Family Physicians
  7. 2003
    Arizona AFP Walter Brazie Fellowship NomineeArizona Academy of Family Physicians
  8. 2000
    Academic ScholarshipDes Moines University
  9. 1999
    MemberSigma Sigma Phi National Osteopathic Honor Society
  10. 1999
    Military ScholarshipDes Moines University
  11. 1996
    Army Physical Fitness AwardUnited States Army
  12. 1994
    Junior Leader of the Cycle AwardUnited States Army
  13. 1994
    Most Outstanding SoldierCommanding General Award

Professional memberships

  1. 2023 - present
    Arrowhead Family Medicine, Department of Family Medicine
  2. 2022 - present
    30-Minute Appointment Care Team, Department of Family Medicine
  3. 2021 - present
    Mature the Message Work Group, Department of Family Medicine
  4. 2008 - 2009
    Department of Family Medicine
  5. 2002 - present
    American Academy of Family Physicians
  6. 1999 - 2002
    Sigma Sigma Phi
  7. 1998 - present
    American Osteopathic Association