
Best Functional Medicine Doctors in Louisiana
Functional medicine practitioners who address root causes of disease through systems-oriented, patient-centered care. Browse and compare functional medicine doctors across Louisiana, scored by AI, powered by real data.
Showing 9 of 9 functional medicine doctors in Louisiana
Last updated: May 2026
The highest-rated functional medicine doctors in Louisiana include Domnica Fotino, MD, MPH, IFMCP (BDS 8.5), Renee Beyer Boudreaux, APRN, IFMCP (BDS 7.9), Elizabeth Buchert, MD, IFMCP (BDS 7.9). Rankings are based on BestDosage's transparent BDS scoring methodology, which evaluates credentials, experience, and patient outcomes across 12 categories.
BestDosage has evaluated 9 functional medicine doctors across Louisiana based on credentials, patient reviews, and practice transparency. The average BestDosage Score across Louisiana is 7.2 / 10 — reflecting a strong overall standard of care statewide. Functional medicine doctors are typically MDs, DOs, NDs, or NPs with additional training through the Institute for Functional Medicine (IFM). Look for board certification and documented experience with root-cause, systems-based protocols.
Functional Medicine Doctors by City in Louisiana


Renee Beyer Boudreaux, APRN, IFMCP

Elizabeth Buchert, MD, IFMCP
David J. Cuccia, MD

Lindsey Johnson, FNP-C
Tammy Dupuy, MD
Jan W W. Johnson, RDN, LDN

Audrey Le, MD
Andrew B. Adams, MD
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Reviewed by Chad Waldman, Analytical Chemist · BestDosage Editorial Team · Last updated May 2026