Dr. Alexander Pantelyat cares for patients with movement disorders such as Parkinson's disease and related syndromes, essential tremor, dystonia, chorea and normal pressure hydrocephalus. He also provides botulinum toxin injections for movement disorders and is involved in deep brain stimulation programming and intraoperative neurophysiological monitoring.His research explores atypical parkinsonian disorders, such as dementia with Lewy bodies, progressive supranuclear palsy, corticobasal syndrome/degeneration and multiple system atrophy; cognitive aspects of movement disorders; and music-based rehabilitation of neurodegenerative diseases.Dr. Pantelyat earned his medical degree from Temple University School of Medicine in Philadelphia, where he was elected a member of the Alpha Omega Alpha Honor Medical Society and received the Matthew T. Moore Prize in Neurology. He completed his residency training in Neurology ​at the University of Pennsylvania in Philadelphia, and a fellowship in movement disorders at the University of Pennsylvania/Philadelphia VA Medical Center. As part of his fellowship, Dr. Pantelyat also completed the Clinical Research Certificate Program at the Center for Clinical Epidemiology and Biostatistics. He is a 2013 American Academy of Neurology Palatucci Advocacy Leader and grant recipient. Dr. Pantelyat is rated as an Elite provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Progressive Supranuclear Palsy, Progressive Supranuclear Palsy Atypical, Supranuclear Ophthalmoplegia, and Movement Disorders.

Michael X. Repka, M.D., M.B.A., is the David L. Guyton, M.D., and Feduniak Family Professor of Ophthalmology at the Wilmer Eye Institute. He specializes in pediatric ophthalmology, strabismus, retinopathy of prematurity and pediatric neuro-ophthalmology. His clinical practice includes an interest in the management of strabismus and amblyopia. In these areas, he has a special interest in using alternatives to patching for the management of amblyopia and using strabismus surgery, botulinum toxin and adjustable sutures to treat strabismus. He also performs cataract surgery and intraocular lens implantation on children with cataracts and has a special interest in pediatric neuro-ophthalmology involving normal and abnormal visual development and the effect of injury and tumor on the visual system of the child. Dr. Repka received his M.D. degree from Thomas Jefferson University and completed his ophthalmology residency at Wills Eye Hospital. He completed fellowships in neuro-ophthalmology and pediatric ophthalmology at the Wilmer Eye Institute and joined the faculty in 1985. In addition to his clinical responsibilities, Dr. Repka is the vice chair for clinical practice at Wilmer. Dr. Repka is the past chairman of the Pediatric Eye Disease Investigator Group and past president of the Maryland Society of Eye Physicians and Surgeons. He is medical director of Government Affairs of the American Academy of Ophthalmology. Dr. Repka is rated as an Elite provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Strabismus, Brown Syndrome, Amblyopia, Cataract Removal, and Vitrectomy.

David Newman-Toker, M.D., Ph.D., is an internationally recognized leader in neuro-otology, acute stroke diagnosis, and diagnostic errors research. He completed his undergraduate studies at Yale University, his medical degree at University of Pennsylvania, his residency training and neuro-ophthalmology fellowship at Harvard University, his neuro-otology fellowship at Johns Hopkins University School of Medicine, and his doctoral degree in clinical research methods at the Johns Hopkins Bloomberg School of Public Health. He has served as a full-time faculty member at the Johns Hopkins University School of Medicine since 2002. He is the David Robinson Professor of Vestibular Neurology and also holds appointments in Otolaryngology, Ophthalmology, Emergency Medicine, Acute Care Nursing, Health Sciences Informatics, Epidemiology, and Health Policy & Management at Johns Hopkins. Dr. Newman-Toker is a bedside-to-populations translational researcher, with a focus on eliminating diagnostic errors and achieving diagnostic excellence. He is a leader in the national and international movements to eliminate patient harms from diagnostic error. Dr. Newman-Toker’s clinical focus is on diagnosis of acute disorders affecting the brainstem and cranial nerves, particularly stroke. He is recognized for his research in novel eye-movement-based bedside methods for diagnosing stroke in patients with acute dizziness and vertigo in the emergency department and, in 2024, won the international Bárány Society’s Hallpike-Nylén Prize for clinical research achievement. Dr. Newman-Toker serves as director of the Division of Neuro-Visual & Vestibular Disorders in the Department of Neurology. He also directs the Armstrong Institute Center for Diagnostic Excellence, whose mission is to catalyze efforts to improve diagnostic performance, develop the science of diagnostic safety, and enhance diagnostic research. He has been the principal investigator on numerous National Institutes of Health, Agency for Healthcare Research and Quality (AHRQ), and foundation grants. He has published over 165 journal articles and given more than 300 invited lectures. He has served as an expert consultant on diagnostic safety and quality to AHRQ, the National Quality Forum, and the National Academy of Medicine. He has testified before Congress on the use of artificial intelligence for medical diagnosis. He was president of the Society to Improve Diagnosis in Medicine from 2018-2020. Dr. Newman is rated as a Distinguished provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Vertigo, Benign Paroxysmal Positional Vertigo, Stroke, and Brown Syndrome.

David L. Guyton, M.D., is the Zanvyl Krieger Professor of Ophthalmology. He is internationally known for his contributions, inventions, and teaching in the fields of ophthalmic optics, clinical refraction, potential acuity testing, and ocular motility. His clinical practice in strabismus is heavily surgical, both pediatric and adult, with emphasis on re-operations and cyclovertical surgery, using adjustable sutures. With adults comprising more than 80 percent of his strabismus surgical cases, Dr. Guyton has contributed significantly to our knowledge of strabismus complications from local anesthetics, the “inverted Brown pattern,” the “dragged-fovea diplopia syndrome,” theories of how and why strabismus develops in the first place, and how and why it can change over time. Dr. Guyton is currently developing automated instruments for the vision screening of infants and children. Dr. Guyton is rated as a Distinguished provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Strabismus, Brown Syndrome, Amblyopia, and Esotropia.

With fellowship training in neuro-ophthalmology and additional training in neuro-vestibular disorders, Dr. Daniel Gold sees patients with neuro-ophthalmic disorders (affecting vision, eyelids, pupils, or causing nystagmus or double vision) in addition to oto-neurologic disorders (causing dizziness and vertigo). Videos 2018 Best Consulting Physician Award Tele-(Dizzy) Medicine. Dr. Gold is rated as a Distinguished provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Vertigo, Benign Paroxysmal Positional Vertigo, Brown Syndrome, and Stiff Person Syndrome.

Jefferson Doyle, M.D., Ph.D., M.H.S. specializes in pediatric ophthalmology and genetic eye diseases and is the recipient of the 2023 Andreas C. Dracopoulos & Daniel Finkelstein, M.D. Rising Professorship in Ophthalmology. His main focus is pediatric and juvenile forms of cataracts, glaucoma, anterior segment dysgenesis, and ectopia lentis. His genetics interests include Marfan syndrome and related connective tissue disorders, complex inherited forms of strabismus in both children and adults (e.g. CFEOM, Duane syndrome), and pediatric retinal dystrophies. Dr. Doyle has published extensively on a number of genetic disorders over the past decade, holds several patents for novel therapeutic approaches to treat them, and has given many national and international talks about them. Dr. Doyle's main research focus is understanding the genetic causes and molecular mechanisms driving genetic diseases, and utilizing that knowledge to develop new therapeutic strategies for them. Over the past decade, he has played a significant role in advancing our understanding of Marfan syndrome and related connective tissue disorders. His work and that of collaborators has led to the discovery of the genetic causes of Shprintzen-Goldberg syndrome and Loeys-Dietz like syndrome. His work has also led to a much better understanding of the molecular mechanisms driving Marfan syndrome, and he holds two patents for novel therapeutic strategies to treat it. Part of his current work focuses on the identification of genes that protect people from developing a number of genetic disorders, and leveraging that knowledge to develop new therapies for those diseases. He also has an interest in pediatric myopia, and has ongoing pre-clinical studies seeking to understand the mechanisms that may drive it and the development of novel therapeutic strategies to treat it. Recent News Articles and Media Coverage A Center for Genetic Eye Disease, Wilmer Insider (Oct. 2021). Dr. Doyle is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Duane-Radial Ray Syndrome, Ehlers-Danlos Syndrome (EDS), Vascular Ehlers-Danlos Syndrome (VEDS), and Strabismus.

Neurologist Scott Newsome specializes in the care of patients with neuroimmunological and neuroinflammatory disorders of the central nervous system. He works within the Division of Neuroimmunology and Neurological Infections at The Johns Hopkins Hospital, and has special interest in evaluating and treating patients with multiple sclerosis, transverse myelitis, neuromyelitis optica and stiff person syndrome. After completing fellowship training, Dr. Newsome joined the Johns Hopkins Multiple Sclerosis and Transverse Myelitis Centers, and he is the director of the Johns Hopkins Neurosciences Consultation and Infusion Center and the Stiff Person Syndrome Center. He is also director of the Johns Hopkins Neuroimmunology and Neurological Infectious Disease Fellowship Program and co-director of the Multiple Sclerosis Experimental Therapeutics Program. Dr. Newsome received his medical degree from the New York College of Osteopathic Medicine, with honors. During his neurology residency, he was awarded the Golden Apple Outstanding Resident Teaching Award, and later was chosen to be chief resident. He subsequently completed a fellowship in neuroimmunology at The Johns Hopkins Hospital with the support of a Sylvia Lawry Physician Fellowship Award from the National Multiple Sclerosis Society. Identifying and testing novel therapies and therapeutic strategies for multiple sclerosis and other neuroimmunological disorders is Dr. Newsome’s main research focus. Other research endeavors include validating the use of new quantitative clinical outcome measures and imaging techniques in multiple sclerosis and identifying risk factors of disease onset and severity, response to treatment and long-term outcomes in neuroimmunological disorders. An adviser for the National Multiple Sclerosis Society and a member of the Miller-Coulson Academy of Clinical Excellence, Dr. Newsome has also served as president of the Consortium of Multiple Sclerosis Centers. Dr. Newsome is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Stiff Person Syndrome, Multiple Sclerosis (MS), Transverse Myelitis, and Relapsing Multiple Sclerosis (RMS).

Dr. Probasco is a professor at the Johns Hopkins University School of Medicine Department of Neurology. He is the Vice Chair for Quality, Safety, and Service for the department. He also serves as the Director of the Johns Hopkins Division of Advanced Clinical Neurology as well as the Medical Director of the Johns Hopkins Inpatient General Neurology Service. He co-directs the Johns Hopkins Encephalitis Center and the Johns Hopkins Center for Refractory Status Epilepticus and Neuroinflammation. He cares for general neurology inpatients and outpatients, specializing in autoimmune and paraneoplastic syndromes as well as neurological immune-related adverse events following immunotherapies for cancer. After completing his undergraduate studies in biochemistry at the University of New Mexico, Dr. Probasco attended the University of Oxford as a Rhodes Scholar and earned a second undergraduate degree in psychology, philosophy and physiology. He went on to earn his medical degree at the University of California, San Francisco. He completed an internship in internal medicine at Johns Hopkins Bayview Medical Center and a residency in neurology at Johns Hopkins, where he was the faculty liaison/executive chief resident. He went on to complete an instructorship in inpatient general neurology at Johns Hopkins. Dr. Probasco’s research interests include increasing care value through improving outcomes, incorporation of patient experience of disease and treatment, the efficiency of care delivery, and diagnostic test utilization in general and specifically in relation to autoimmune and paraneoplastic neurological syndromes, including encephalitis. Finally, he is interested in the management of neurological immune-related adverse events following immunotherapies for the treatment of cancer. Dr. Probasco has been recognized at the departmental, institutional, and national levels for teaching and clinical excellence, including the American Academy of Neurology’s A.B. Baker Teacher Recognition Award and the Frank L. Coulson, Jr. Award from the Johns Hopkins Medicine Miller-Coulson Academy of Clinical Excellence. He is a past graduate of the Johns Hopkins Armstrong Institute Resident Scholars (AIRS) program in Patient Safety and Quality. As a faculty member, he was inducted into the Miller-Coulson Academy of Clinical Excellence in 2019. He serves as Editor-in-Chief of NEJM Journal Watch Neurology. Videos The impact of COVID-19 on the Department of Neurology‚Äôs clinical care and medical education programs. Dr. Probasco is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Encephalitis, Anti-NMDA Receptor Encephalitis, Status Epilepticus, Creutzfeldt-Jakob Disease, and Gastrostomy.

Meghan Berkenstock, M.D., is an associate professor of ophthalmology at the Johns Hopkins Wilmer Eye Institute. She specializes in ocular inflammatory and infectious diseases, cataract surgery, and comprehensive ophthalmology. Since joining the faculty of the Wilmer Eye Institute in 2016, she has established a research focus on risk reduction and quality assurance initiatives in the care of patients with uveitis. She has implemented several initiatives to improve laboratory monitoring and understanding barriers to care in patients on immunosuppressive medications. The bulk of her research focuses on identifying ocular adverse events (IRAE) associated with the use of immunotherapy agents in the treatment of systemic malignancies. She is a member and the only ophthalmologist on the National Comprehensive Cancer Network Panel on developing guidelines to treat IRAEs. Dr. Berkenstock is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. Her top areas of expertise are Scleritis, Episcleritis, Uveitis, Vitrectomy, and Cataract Removal.

Bardia Nourbakhsh, M.D., M.A.S., is an associate professor of neurology at Johns Hopkins University School of Medicine. He practices out of The Johns Hopkins Hospital in Baltimore, Maryland. Dr. Nourbakhsh has expertise in multiple sclerosis (MS) and neuroimmunology. Dr. Nourbakhsh earned his medical degree from the Tehran University School of Medical Sciences and completed a residency in neurology at the University of Texas Southwestern Medical Center. He studied epidemiology, study design, and biostatistics, obtaining a Master of Advanced Studies degree in clinical research from the University of California, San Francisco School of Medicine, where he also completed a fellowship in MS and neuroimmunology. In 2014, Dr. Nourbakhsh earned the American Brain Foundation Clinical Research Training Fellowship in MS, the National Multiple Sclerosis Society Sylvia Lawry Clinical Research Fellowship, the Fred Baskin Young Investigator Award, and the Teva Neuroscience Award for Academic Excellence. In 2022, he was named a Harry Weaver Neuroscience Scholar by the National Multiple Sclerosis Society. Dr. Nourbakhsh's research training focused on the design and execution of clinical trials and the use of biomarkers in MS. His current research interests include the comparative effectiveness studies of symptomatic and disease-modifying therapies in MS, as well as identifying new pathophysiologic mechanisms and therapeutic targets for MS-related fatigue. Dr. Nourbakhsh is the principal investigator of a randomized, double-blind clinical trial funded by the Department of Defense, which tests whether ketamine could be a treatment for MS fatigue. He has contributed to numerous publications, journal articles, abstracts and posters, and lectures. He is an ad hoc reviewer for Lancet Neurology, Annals of Neurology, Neurology, Neurology: Neuroimmunology and Neuroinflammation, Multiple Sclerosis Journal, and other journals. Dr. Nourbakhsh is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Multiple Sclerosis (MS), Relapsing Multiple Sclerosis (RMS), Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease, and Meningocele.

Stephen Reich is a Neurologist in Baltimore, Maryland. Dr. Reich is rated as a Distinguished provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Movement Disorders, Parkinson's Disease, Supranuclear Ophthalmoplegia, Deep Brain Stimulation, and Gastrostomy. Dr. Reich is currently accepting new patients.

Dr. Saber Tehrani is an Assistant Professor of Neurology at Johns Hopkins University School of Medicine. Dr. Saber Tehrani has unique subspecialty training in vascular neurology, neuro-ophthalmology, and vestibular neurology. He is available for consultation for patients with strokes affecting vision or balance. Research Summary Dr. Saber Tehrani’s research efforts are focused on posterior circulation stroke diagnosis and outcomes, and how such strokes can affect vision and balance. He is using novel ways to objectively measure abnormal eye movements indicative of stroke. Dr. Tehrani is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Vertigo, Stroke, Pica, Gastrostomy, and Stent Placement.

David Zee is a Neurologist in Baltimore, Maryland. Dr. Zee is rated as a Distinguished provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Vertigo, Brown Syndrome, Cerebelloparenchymal Disorder 3, and Benign Paroxysmal Positional Vertigo. Dr. Zee is currently accepting new patients.

Thomas Bosley is an Ophthalmologist and a Neurologist in Baltimore, Maryland. Dr. Bosley is rated as a Distinguished provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Duane-Radial Ray Syndrome, Sulfite Oxidase Deficiency, Isolated Duane Retraction Syndrome, and Brown Syndrome.

Dr. David Hale is a fellowship-trained neurologist specializing in neuro-visual and vestibular disorders. He diagnoses and treats patients with symptoms including dizziness, vertigo, oscillopsia, double vision and imbalance. Dr. Hale’s patient evaluations include vestibular testing. Dr. Hale earned his medical degree at Pennsylvania State University and completed a neurology residency at the Johns Hopkins University School of Medicine. He remained at Johns Hopkins for fellowship training in vestibular and ocular-motor oto-neurology. Dr. Hale is interested in resident and fellow medical education, specifically the development of ways to make knowledge of subspecialist neurologists more accessible to those in training. He serves as the co-director of the Vestibular and Ocular-Motor Oto-Neurology Clinical Fellowship at Johns Hopkins. Dr. Hale is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Vertigo, Miller-Fisher Syndrome, Guillain-Barre Syndrome, and Chronic Polyradiculoneuritis.

Dr. Scholz is a neurologist and geneticist specializing in neurodegenerative disorders such as Parkinson's disease, atypical parkinsonism and dementia syndromes. She received her medical degree from the Medical University Innsbruck, Austria. Following graduation, she was a postdoctoral fellow at the National Institutes of Health under the supervision of Drs. Andrew Singleton and John Hardy. She obtained a Ph.D. in neurogenomics from the University College London, UK in 2010. She then moved to Baltimore to complete her neurology residency training at Johns Hopkins. In 2015 Dr. Scholz received the McFarland Transition to Independence Award for Neurologist-Scientists. She is Lasker Clinical Research Scholar at the National Institute of Neurological Disorders and Stroke focusing on genetic causes of neurodegenerative syndromes, and an adjunct faculty member at Johns Hopkins' department of neurology. Dr. Scholz is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. Her top areas of expertise are Lewy Body Dementia (LBD), Multiple System Atrophy, Movement Disorders, and Parkinson's Disease.

Bo Wang, M.D., Ph.D., is an assistant professor of ophthalmology with the Wilmer Eye Institute, Johns Hopkins Medicine at Wilmer's East Baltimore and Green Spring Station locations. He specializes in pediatric ophthalmology, with particular interest in pediatric glaucoma and pediatric cataract, strabismus and retinopathy of prematurity. He received his bachelor's and doctorate degrees in bioengineering from the University of Pittsburgh, and completed his medical training at the University of Pittsburgh School of Medicine. He completed his ophthalmology residency at the Wilmer Eye Institute and fellowship in pediatric ophthalmology and adult strabismus at the Duke Eye Center. With a research interest in the application of noninvasive imaging techniques to better understand and manage ocular diseases that affect children, Dr. Wang is using optical coherence tomography, a noninvasive optical imaging technique, to investigate changes in the outflow pathway that lead to pediatric glaucoma. Dr. Wang is rated as an Advanced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Ocular Hypertension (OHT), Glaucoma, Strabismus, and Brown Syndrome.

Peter Calabresi is a Neurologist in Baltimore, Maryland. Dr. Calabresi is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Multiple Sclerosis (MS), Optic Neuritis, Relapsing Multiple Sclerosis (RMS), and CACH Syndrome.

Daniel Reich is a Neuroradiologist in Baltimore, Maryland. Dr. Reich is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are Multiple Sclerosis (MS), CACH Syndrome, Progressive Multifocal Leukoencephalopathy, and Encephalitis.

Arens Taga is a neurologist specializing in neuromuscular diseases, with a particular focus on amyotrophic lateral sclerosis (ALS) and other motor neuron diseases. His clinical work aims to improve the quality of care for patients with ALS through biomarker-based, precision medicine approaches that refine disease stratification and facilitate more targeted and efficient enrollment in clinical trials. As a clinician-scientist, Dr. Taga uses patient-derived induced pluripotent stem cells to model ALS, uncover novel disease mechanisms and identify therapeutic targets that are translatable to clinical trials. In recognition of his work in ALS, Dr. Taga was awarded the 2025 Richard Olney Clinician Scientist Development Award, which honors early-career physician-scientists dedicated to advancing ALS research. Dr. Taga earned his medical degree from the School of Medicine and Surgery at the University of Parma, Italy, where he also completed his neurology residency. He subsequently trained at The Johns Hopkins University, completing a postdoctoral research fellowship in the neuromuscular division, an internal medicine internship, a neurology residency and a neuromuscular clinical fellowship. Dr. Taga is rated as an Experienced provider by MediFind in the treatment of Brown Syndrome. His top areas of expertise are 15q11.2 Microdeletion, Primary Lateral Sclerosis, Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), and Cluster Headache.