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 utilizes clinically proven methods and treatments to reverse chronic illness and enhance our patients’ overall health and well-being.

The Vitology Institute is led by Dr. Vikram Raya, M.D., F.A.C.C. Dr. Raya is a double board-certified physician in internal medicine and cardiology who is trained in functional and integrative medicine. Our dynamic team utilizes a holistic approach to health to prevent illness and promote wellness, naturally.

At the Vitology Institute in Tysons Corner, VA, we can show you how to access the leading edge of medicine. We partner with our patients not only to seek comprehensive answers for their health concerns, but also to develop a plan for wellness aimed at improving their quality of life.

Our practice utilizes the best diagnostic methods and state of the art functional lab testing to uncover hidden imbalances in order to identify the root cause of illness. As patient-centered practitioners, our mission is to elevate the health of humanity, one individual at a time.

Our Team

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 Vitology Institute works daily to encourage patients to heal their bodies and energize their minds, naturally.

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.

Dr. Tarryn Foster, ND

Naturopathic Doctor

Dr. Tarryn Foster is a Naturopathic Doctor, Life Wellness Coach, Intuitive/Spiritual Counselor, Energy Healer and Inspirational Speaker, nationally and internationally trained in natural therapies. She provides professional, caring assistance for those seeking a holistic medicine approach. Dr. Foster strongly believes in the body’s inherent ability to heal itself by addressing the underlying conditions leading to dis-ease.

Devon Maresco

Yoga Instructor/ Member Care Coordinator

Devon is the Member Care Coordinator and Yoga Teacher at Vitology Institute. Devon began taking yoga classes in high school after a sports injury and fell in love with the sense of calm and deep connection to her body that it brought to her. She had always been an athlete and loved the soft, mindful awareness yoga brought to her body and life.

Juned Hamid

Exercise Consultant/ Wellness Coordinator

Juned’s fitness journey began fourteen years ago, when he was overweight and struggling with leading a healthy lifestyle. He picked up Muay Thai Kickboxing at the age of fourteen and has been fighting professionally since 2012. He has lived in Thailand and competed at an elite level; having competed at the prestigious Lumpinee Stadium and Max Muay Thai Stadiums, he has made his name in the US and Thailand as a premier fighter.

Our Partners