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Hill H. McBrayer, III, M.D.

  1. Family Physician

Location

  1. Jacksonville, Florida

Languages

English

Reuben McBrayer, M.D., is a family medicine physician at Mayo Clinic in Florida, committed to helping patients achieve optimal health through prevention, education, and evidence-based care. Dr. McBrayer emphasizes the prevention and treatment of metabolic diseases such as diabetes, coronary artery disease, and hypertension, working with individuals to develop sustainable lifestyle strategies that protect long-term wellness.

In addition to his focus on metabolic health, Dr. McBrayer has a special interest in mountain medicine, providing guidance on travel preparation for high-altitude environments and treating altitude-related conditions. His expertise blends traditional primary care with specialized insight for patients pursuing adventurous, active lifestyles.

"I believe diet and exercise are the key to preventing and treating multiple metabolic chronic diseases," says Dr. McBrayer.

Dr. McBrayer is currently accepting new patients at our Cannaday Primary Care location.

Areas of expertise

  • Metabolic disease prevention: Evidence-based approaches for diabetes, coronary artery disease, and hypertension
  • Altitude medicine: Preparation and treatment for high-altitude travel and mountaineering activities
  • Lifestyle medicine: Sustainable fitness and nutrition strategies to enhance health and performance

Outside of the clinic, Dr. McBrayer is passionate about outdoor adventure and fitness. He enjoys surfing, rock and ice climbing, mountaineering, and backcountry skiing.

  1. 2018
    Diploma - Diploma in Mountain MedicineUniversity of New Mexico School of Medicine
  2. 1999
    ResidentFamily Medicine, Programs in Florida, Mayo School of Graduate Medical Education, Mayo Clinic College of Medicine
  3. 1999
    Resident - Family PracticeMayo Clinic in Florida
  4. 1996
    MDEastern Virginia Medical School
  5. 1992
    BA - BiologyUniversity of Richmond

Certifications

  1. 1999
    Family MedicineAmerican Board of Family Medicine

Awards and honors

  1. 2016
    Academy of Wilderness Medicine Matterhorn AwardWilderness Medical Society
  2. 2011
    Diane Simpkins Service AwardWilderness Medical Society
  3. 2003
    2003 National Leadership AwardNational Republican Congressional Committee
  4.  
    Honors in MedicineEastern Virginia Medical School
  5.  
    Honors in Family MedicineEastern Virginia Medical School
  6.  
    Honors in CardiologyEastern Virginia Medical School
  7.  
    Beta Beta BetaUniversity of Richmond

Professional memberships

  1. 2024 - present
    MemberInternational Society of Travel Medicine
  2. 2023
    MemberWilderness Medical Society
  3. 2009 - present
    ChairCME Committee, CME Subcommittee, Wilderness Medical Society
  4. 2009 - present
    FellowAcademy of Wilderness Medicine, Wilderness Medical Society
  5. 2008 - present
    MemberMayo Group Practices
  6. 2008 - present
    MemberEnd user Computing Standardization Subcommittee, Mayo Group Practices
  7. 2008 - present
    MemberWilderness Medical Society
  8. 2001
    MemberLiaison Committee, Department of Applied Informatics
  9.  
    MemberAmerican Medical Association
  10.  
    MemberAmerican Academy of Family Physicians
  11.  
    MemberAmerican College of Family Physicians
  12.  
    MemberSt. Johns County Medical Society

Publications