Mark Davis

ND, FABNG received his doctorate of naturopathic medicine with honors in research from National University of Natural Medicine, and he is a fellow of the American Board of Naturopathic Gastroenterology. Dr. Davis is faculty at Sonoran University of Health Sciences (where he teaches the naturopathic gastroenterology course), and on the editorial board of the Natural Medicine Journal.

Dr. Davis is licensed in California, Maryland, Oregon, and the District of Columbia.

Natalie Scheeler

ND received her doctorate of naturopathic medicine with honors from Southwest College of Naturopathic Medicine. Dr. Scheeler completed a 2-year general medicine residency through SCNM and Capital Integrative Health/Bastyr University, including advanced training in inflammatory bowel disease (IBD) and in fecal microbiota transplantation (FMT) with Mark Davis, ND. She is in the process of obtaining a master’s in public health at Johns Hopkins Bloomberg School of Public Health.

Dr. Scheeler is licensed in Arizona, California, Connecticut, Maryland, Massachusetts, and Vermont.

Claudia Bustamante

ND, MScN worked as a licensed nutritionist and holistic health coach and obtained her Master of Science in Nutrition at NUNM before earning her doctorate in naturopathic medicine from the National University of Natural Medicine (NUNM). Dr. Bustamante completed a 1-year residency through Capital Integrative Health/Bastyr University, which included advanced training in inflammatory bowel disease (IBD) and fecal microbiota transplantation (FMT) with Mark Davis, ND, and is currently getting her Functional Medicine Practitioner certificate. She conducts visits in English and Spanish.

Dr. Bustamante is licensed in Colorado and Maryland.

Payton Dobbs

Patient Care Coordinator

Payton is your primary contact at Foundational Medicine for all questions that come up! She can help with scheduling, payments, etc.

Laurel Brennan 

MOT, CHC, RYT received her B.A. in psychology from Roanoke College where she also minored in French and had a concentration in social work. She received her Master of Occupational Therapy from Texas Woman’s University. She is a Certified Health Coach through The National Society of Health Coaches and is a Registered Yoga Teacher.