About
Dr. Samuel Shor is a nationally recognized specialist in Lyme disease and complex chronic conditions, with 40 years of clinical experience. He holds board certification as a Fellow of the American College of Physicians and serves as an Associate Clinical Professor at George Washington University Health Care Sciences. His academic work includes authoring multiple papers on Lyme disease, including research that helped define Chronic Lyme Disease as a clinical entity.
Dr. Shor has served as president of the International Lyme and Associated Diseases Society, an organization that shapes diagnostic and treatment standards worldwide. He also served on Virginia Governor McDonnell's task force on Lyme disease and chaired the Loudoun County Lyme Commission. His clinical focus spans Lyme disease, fibromyalgia, chronic fatigue, nonrestorative sleep, mold exposure, mast cell activation syndrome, and other vector-borne infections. He treats the whole person, weaving medication, nutraceutical therapies, and lifestyle support into every care plan. Patients describe his approach as thorough, respectful, and deeply engaged.
Education & Training
Additional Training
Associate Clinical Professor, George Washington University Health Care Sciences
Certifications
Conditions Treated
Who is Dr. Shor right for?
Dr. Shor is a strong fit for patients navigating Lyme disease, co-infections, or conditions that have resisted diagnosis elsewhere. Adults dealing with chronic fatigue, fibromyalgia, mast cell activation syndrome, or mold-related illness benefit from his integrative approach. He works well with patients who want a thorough assessment and an active role in their own treatment. His background in functional medicine makes him especially effective for complex, multi-system cases.
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Frequently Asked Questions
Dr. Shor specializes in Lyme disease, vector-borne infections, fibromyalgia, chronic fatigue, nonrestorative sleep, mold exposure, and mast cell activation syndrome. He brings 40 years of experience to these complex, often difficult-to-diagnose conditions. His practice holds Center of Excellence designation for Lyme disease treatment.
Yes. Dr. Shor holds the designation of Fellow of the American College of Physicians, or FACP. This credential reflects advanced achievement and peer recognition in internal medicine.
Dr. Shor has served as president of the International Lyme and Associated Diseases Society. He authored multiple papers, including work that helped define Chronic Lyme Disease. He also served on Virginia Governor McDonnell's Lyme disease task force and chaired the Loudoun County Lyme Commission.
Yes. Dr. Shor serves as an Associate Clinical Professor at George Washington University Health Care Sciences. He brings that academic depth directly into his clinical work with patients.
Dr. Shor treats the whole person rather than isolated symptoms. He builds care plans that combine medication, nutraceutical therapies, and lifestyle support. Each plan draws from a comprehensive history and directed lab testing tailored to the individual patient.
Established patients with urgent needs see Dr. Shor the same day or within 24 hours. New patients with a tick bite or acute Lyme disease receive an appointment within 48 hours. You can reach the practice by calling (703) 709-1119.
Yes. Dr. Shor sees patients through secure virtual appointments. Telehealth visits give patients the same expert access without requiring an in-person visit.
Dr. Shor combines internal medicine with deep expertise in functional and integrative approaches to chronic illness. He devotes longer-than-usual appointments to each patient and focuses on root causes rather than symptom management alone. His national standing in Lyme disease research sets him apart from general internists.
Doctor profile last updated August 19, 2026