Dr. Fitzgerald received her Doctor of Naturopathic Medicine from National College of Natural Medicine in Portland, Oregon. She completed the first CNME-accredited post-doctorate position in nutritional biochemistry and laboratory science at Metametrix (now Genova) Clinical Laboratory under the direction of Richard Lord, Ph.D. Her residency was completed at Progressive Medical Center, a large, integrative medical practice in Atlanta, Georgia. Dr. Fitzgerald is lead author and editor of Case Studies in Integrative and Functional Medicine, a contributing author to Laboratory Evaluations for Integrative and Functional Medicine and the Institute for Functional Medicine’s updated Textbook for Functional Medicine. She has been published in numerous peer-reviewed journals. Dr. Fitzgerald is on faculty at the Institute for Functional Medicine and is an Institute for Functional Medicine Certified Practitioner. She regularly lectures internationally for several organizations and is in private practice in Sandy Hook, Connecticut.
Dr. Fitzgerald is also the co-researcher, in collaboration with the Helfgott Institute at NUNM, on the first-of-its-kind Pilot DNA Methylation Diet & Lifestyle Study. The study completed in 2019 and has been submitted for peer-review publication. The study adds to the first indications that human biological age may be reversible.