About Us

Dr. David Marquis, DC, DACBN: A Functional Medicine Doctor

Dr. David Marquis is skilled in the functional medicine approach to evaluation and care of complex and chronic health concerns. He has a focused interest in neurodegenerative and neurodevelopmental conditions including autism spectrum, TBI, Parkinsonian tremors, dementia, Alzheimer’s, and CTE, and also has 25+ years of experience supporting patients with common metabolic conditions including endocrine-related disorders of thyroid, diabetes, and sex hormone imbalances.

Dr. Marquis continuously advances his knowledge in Functional Medicine, and Functional Neurology with over 100 hours annually of post doctorate education. He is an accomplished public speaker and writer as well as a recurring guest lecturer.

He and his wife of over 25 years are proud parents of four wonderful children.  He loves to surf, mountain bike, camp, read, spend time with his family, and play the guitar.  He is also actively involved in his community, donating his time to various organizations such as JustServe.org, Boy Scouts of America, Still Frothy Billabong Surf Contest, and as a Seminary instructor for local youth.

Dave Marquis at Desk -1537