Discover the difference with renowned neurologist Dr. Shannon Leon for a boutique experience unlike any other. Blending the

art and science of medicine with clinical nutrition and functional neurology, Dr. Leon integrates a holistic approach to your physiological needs, and offers each and every patient a comprehensive evaluation, cutting-edge treatment strategies, and customized diet and lifestyle program, matched with personable, world-class service. For nearly a decade, Dr. Leon's office has served as a beautiful place for optimal health, nutrition, wellness, and natural healing, and has inspired people around the world to reach their potential.


Dr. Shannon Leon and his extraordinary team of doctors specialize in a variety of treatments and services that promote optimal health, beauty, performance, and well-being without the use of drugs or surgery. Our practice has had proven success in preventing aging and disease through the power of functional neurology, nutrition, and lifestyle. In each consultation, our doctors will devise a custom plan and treatment strategy specific to your physiology, physical symptoms, and personal goals to improve your quality of life.


Our services include: functional neurological assessment, clinical nutrition counseling, athletic enhancement and sports injuries, weight loss, vitamin therapy, Truscuplt ID, anti-aging strategies, cleansing and detoxification, holistic medicine, family wellness, lifestyle coaching, physical adjustments to the spine and extremities, natural pre/post natal care, and access to our growing network of leading surgeons, nurses, midwives, and medical specialists. Call us at (516) 513-1490 to schedule your appointment.

about dr. shannon leon

Dr. Shannon Leon is one of the world's leading functional neurologists and wellness experts. He is a Fellow of the American College of Functional Neurology and a Fellow of the American Board of Vestibular Rehabilitation. He is

Board Certified in Functional Neurology, recently completed a Fellowship in Traumatic Brain Injury, and is concurrently finishing a PhD in Nutrition. With over fifteen years of expertise in clinical practice, Dr. Leon is renowned for his extraordinary abilities in neurological assessment and cutting-edge treatment strategies without the use of drugs or surgery. His caring, compassionate nature and world-class service provides a unique experience for patients from around the world in need of improved quality of life, health restoration, and hope. 

Dr. Leon is a distinguished graduate of the prestigious Carrick Institute, Brandeis University, Logan College, and the American College of Functional Neurology. He has excellent success in treating a wide range of neurological and physical conditions from traumatic brain injury and concussion , vertigo and dizziness, spinal pain and disc disorders, childhood learning disorders, ADD/ADHD, ocular motor disorders, anxiety and PTSD, and more. In addition, using vitamin therapy, plant-based nutrition and wellness coaching, Dr. Leon has successfully treated and reversed patients with obesity and heart disease, type-2 diabetes, high blood pressure, pregnancy issues, fertility and toxemia. Other common conditions treated by Dr. Leon include: diplopia, stabismus, Bells Palsy, arthritis, plantar fasciaitis, sports injuries, migraines, fibromyalgia, dysautonomia, foot drop, sciatica, and more.


Dr. Leon has published numerous medical journals in the field of neuroscience. His respected peer reviewed journals can be found in Frontiers in Neuroscience. He is also the author of the weight loss guide, The 90 Day Sculpting Diet and an upcoming series of wellness and detoxification books. Dr. Leon resides on the North Shore of Long Island with his wife, Lissa, and their two children, Zen and Zohar. 

Dr. Jason Langhough is a board certified functional neurologist who graduated from the Carrick Institute and has worked as a clinician at Leon Functional Neurology since 2016. Dr. Langhough (lang-how) was recruited from Florida where he trained for years under functional neurologist Dr. David Kemp, and at the distinguished Brain Plasticity Centers. A transplant to New York, Dr. Langhough grew up primarily in Charlotte, North Carolina and graduated from the University of Georgia and Palmer Chiropractic. His history as an amateur boxer and competitive soccer player forge a focus toward brain health and perpetual life enhancement. 

Within his care, which is the care of our entire team at Leon Functional Neurology, you can learn the extraordinary ways that your own brain and body connect as he choreographs your precise head, eye, and limb movements that gently challenge your brain to repair, then strengthen, then overachieve. 

About dr. jason langhough


Monday - Thursday 12-7 | Friday 10-5

Kindly arrive 10 minutes prior to your scheduled visit. If you are a new patient, please have your paperwork completed before your appointment.


@2015 Dr. Shannon Leon. All Rights Reserved.


190 Froehlich Farm Boulevard

Woodbury, New York 11797

Tel: (516) 513-1490

Fax: (516) 513-1765