Board Certified in Integrative & Holistic Medicine as well as Family Medicine, Certified Functional Medicine physician Dr. Martha Calihan, MD, brings decades of experience to her work with patients, whom she helps achieve optimal health and wellness through a variety of techniques. Dr. Calihan has spent many years studying and obtaining credentials in holistic, functional, and integrative medicine. Her practice has been awarded the Best of Loudoun prize for alternative medicine each year since 2007. https://www.fivestoneswellness.com