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Find a Practitioner

Connect with a functional medicine practitioner in your area who's using the Optimal DX platform in their practice. Practitioners who've been through our FBCA Mastery Training Program and those who've gone through the certification process are also indicated with the appropriate badge.

Dr. Root User
Dr. John P. Doan- PhD , DFN Board Certified Doctor of Functional Nutrition 
PhD,DFN

St. George, Barbados
Telehealth is available
ODX Certified Practitioner Achievement ODX Trained Practitioner Achievement
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About the practitioner
Graduated in Oxford University
About the practice
This is the practice profile...
Medical Specialties
  • Women's Health
Graduate School Education
  • NCNM 1998
  • UNCISAL
Professional Associations
  • AANP Member
  • OANP Member

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