Our Location

      8302 Old Courthouse Rd.,
      Suite B
      Tysons, VA 22182

      About Us

      Functional Medicine empowers practitioners to provide proactive, predictive, personalized treatment and encourages patients to take an active role in their own health. It also allows clinicians to focus on healing patients beyond the limits of the prescription pad. Through the functional approach, our team has found ways to invigorate our own practice as well as our patients’ overall health and well-being.

      Functional Medicine Clinic - Tysons, VA

      The Vitology Institute is led by Dr. Vikram Raya, M.D., F.A.C.C. Dr. Raya is a board-certified physician in internal medicine and cardiology who is trained in functional and integrative medicine. Our clinical nutritionist, Lindsey Leh, M.S., L.D.N., C.N.S., has specialized training in sports medicine, and the medical and therapeutic uses of food. Our dynamic team utilizes a holistic approach to health to prevent illness and promote wellness.


      Our Team


      Lindsey Leh, MS, CNS, LDN

      Lindsey Leh, MS, CNS, LDN

      Functional Nutritionist


      Having personally overcome an autoimmune condition, Lindsey has developed a strong passion for helping others overcome their health challenges. She has witnessed firsthand how use of proper foods and nutrients allows the body to heal itself and operate the way it was created to function -- in an optimal, flourishing state. Lindsey utilizes a combination of integrative nutrition knowledge, functional lab testing, and consideration of the emotional, mental, and spiritual aspects of each individual to effectively treat the most stubborn health problems. Her goal is to empower patients by teaching a comprehensive model of self-care so they can stay healthy for life. She provides support on every step of the journey towards vibrant health. Lindsey's services include one-on-one in-person, phone, or video consultations, home cooking visits, grocery store tours, and public speaking events.

      Lindsey graduated from Maryland University of Integrative Health with a Master's degree in Integrative Nutrition. She is an Exercise Physiologist certified by the American College of Sports Medicine. She has several years of experience working with functional medical doctors in the Washington DC Metro area. In addition to completing her certification in Functional Diagnostic Nutrition, she participated in specialized training at the Foundational Institute for Functional Medicine: Applying Functional Medicine in Clinical Practice. Having worked in the supplement industry for five years, she also has extensive knowledge of nutritional supplements. Lindsey looks forward to partnering with patients to uncover the underlying causes of their health issues so that they can heal and become the best version of themselves.


      Dr. Vikram Raya, MD, FACC

      Dr. Vikram Raya, MD, FACC

      CEO / Founder


      Dr. Raya is committed to the idea that patients have the ability to reverse disease, foster health, and achieve ultimate wellness. He is dedicated to tackling the root causes of chronic conditions by utilizing the power of functional medicine to disrupt our current healthcare model. The team at the Vitology Institute works daily to encourage patients to heal their bodies and energize their minds. Dr. Raya is a practicing integrative cardiologist and functional medicine physician. As an international speaker and trained behavioral coach, he is a recognized leader in the fields of weight loss, metabolic syndrome, and preventive cardiology.

      Growing up, Dr. Raya was interested in medicine as a means of improving people's lives by helping them overcome health challenges and foster wellness. Following his medical training and specialization in cardiology, Dr. Raya identified missing elements in the traditional treatment of patients. Utilizing a comprehensive approach that includes functional medicine, motivational psychology, integrative modalities, and shifting behaviors, his work at the Vitology Institute helps patients reach their healthcare goals in record time. Dr. Raya works closely with cutting-edge labs to discover hidden risks in clients' overall health. In turn, this provides him with insights that allow him to radically transform their mindset, biochemistry, personal habits, and ultimately lose weight and triple their energy.

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