Dr. Charlotte Sumner is a Professor of Neurology and Neuroscience at Johns Hopkins University School of Medicine. Dr. Sumner cares for patients with genetically-mediated neuromuscular diseases. Her practice is notable for a focus on individuals with inherited neuromuscular disorders of peripheral nerves and motor neurons, including spinal muscular atrophy (SMA) and Charcot-Marie-Tooth (CMT) disease. She co-directs the Johns Hopkins Muscular Dystrophy Association Care Center, the Spinal Muscular Atrophy (SMA), and the Charcot-Marie-Tooth (CMT) clinics, which deliver multidisciplinary clinical care, engage in international natural history studies, and provide cutting edge therapeutics. Dr. Sumner’s research focuses on developing treatments for degenerative disorders of motor neurons and peripheral nerves. Her laboratory uses human tissues and induced pluripotent cell lines, mouse models and cultured cells to characterize disease mechanisms and develop treatments. Dr. Charlotte Sumner received her medical degree from the University of Pennsylvania School of Medicine following undergraduate studies at Princeton University. She completed internal medicine internship and neurology residency at the University of California San Francisco, after which she returned to the east coast for a neuromuscular fellowship at Johns Hopkins and a neurogenetics fellowship in the Neurogenetics Branch at the National Institute of Neurological Disorders and Stroke. She joined the neurology faculty at Johns Hopkins in 2006. Dr. Sumner is rated as an Elite provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. Her top areas of expertise are Spinal Muscular Atrophy (SMA), Charcot-Marie-Tooth Disease, Primary Lateral Sclerosis, Spinal Muscular Atrophy Type 2, and Gastrostomy.

Dr. Ahmet Hoke is Professor of Neurology and Neuroscience, W. W. Smith Charitable Trust Professor of Neuroimmunology at Johns Hopkins School of Medicine, Director of the Daniel B. Drachman Division of Neuromuscular Diseases and Director of the Merkin Peripheral Neuropathy and Nerve Regeneration Center at Johns Hopkins University School of Medicine. He completed his medical training at Hacettepe University School of Medicine in Ankara, Turkey followed by his PhD studies in developmental neuroscience at Case Western Reserve University in Cleveland, Ohio, and neurology residency at Johns Hopkins Hospital. After completing his neuromuscular training at University of Calgary, Canada, he returned to Johns Hopkins University as faculty and rose through the ranks. He is the recipient of several awards including Derek Denny Brown Young Neurological Scholar Award (2005) and Wolfe Neuropathy Research prize (2018) given by the American Neurological Association, Myung Memorial Lecture Award (2017) by the Korean Neurological Association, Nejat Eczacibasi Medical Scientist Award (2019) by the Eczacibasi Foundation, Turkey, and Alan J. Gebhart Prize in Excellence in Neuropathy Research (2022) by the Peripheral Nerve Society. He is an Ex-Officio member of the Board of Directors of the American Neurological Association, and Vice-President of the Toxic Neuropathy Consortium. He serves on several editorial boards and is the Editor-in-Chief of Annals of Clinical and Translational Neurology. Dr. Hoke is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Wallerian Degeneration, Peripheral Neuropathy, Tomaculous Neuropathy, Spinal Muscular Atrophy with Arthrogryposis, and Prostatectomy.

Dr. Michael Polydefkis focuses on neuromuscular diseases, particularly peripheral nerve diseases. He has a special interest in diabetic and HIV-associated peripheral neuropathy. His expertise includes nerve conduction studies, electromyography and nerve, skin and muscle biopsy reading. Dr. Michael Polydefkis received his medical degree from The Johns Hopkins University School of Medicine. He then became a Howard Hughes Medical Institute research fellow before returning to Johns Hopkins to complete an internship and residency in internal medicine, residency in neurology and a fellowship in neuromuscular diseases. Dr. Polydefkis is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Transthyretin Amyloidosis, Familial Transthyretin Amyloidosis, Primary Amyloidosis, and Peripheral Neuropathy.

Marcia Ribeiro is a Neurologist in Towson, Maryland. Dr. Ribeiro is rated as a Distinguished provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. Her top areas of expertise are Benign Paroxysmal Positional Vertigo, Vertigo, Sensorimotor Polyneuropathy, and Septic Arthritis. Dr. Ribeiro is currently accepting new patients.

Vinay Chaudhry is a Neurologist in Baltimore, Maryland. Dr. Chaudhry is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Myasthenia Gravis, Spinal and Bulbar Muscular Atrophy, Spinal Muscular Atrophy Type 3, and Advanced Bronchoscopy.

Mohammad Khoshnoodi is a Neurologist in Baltimore, Maryland. Dr. Khoshnoodi is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Peripheral Neuropathy, Chronic Polyradiculoneuritis, Guillain-Barre Syndrome, and Miller-Fisher Syndrome.

Dr. Ricardo Roda earned a combined MD/PhD degree from University of Rochester and completed an adult neurology residency, followed by a clinical neuromuscular fellowship at Johns Hopkins University School of Medicine. During residency, Dr. Roda developed a special interest in both auto-immune disorders and genetic disorders. Following residency, he spent three years in neurogenetics branch of National Institute of Neurological Disorders and Stroke (NINDS) working with Dr. Craig Blackstone, focusing on the use of the newer DNA sequencing techniques in genetic diagnosis, and in establishing genotype/phenotype correlations neuromuscular disorders. His current clinical interests include developing testing strategies for undiagnosed genetic disorders and myasthenia gravis. Dr. Roda is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Spastic Paraplegia Type 7, Hereditary Spastic Paraparesis, Myasthenia Gravis, and Spastic Paraplegia Type 2.

Dr. Brett Morrison specializes in neuromuscular disorders in adults including peripheral neuropathies, amyotrophic lateral sclerosis, myasthenia gravis and muscle diseases. Dr. Morrison is currently the site principal investigator for clinical trials investigating new treatments for chronic inflammatory demyelinating polyneuropathy (CIDP) and painful diabetic peripheral neuropathy. Dr. Morrison's research interests include investigations into the mechanisms of nerve regeneration and common peripheral neuropathies. Current research focuses on better understanding the role of the immune system in peripheral nerves and targeting these pathways for the development of new treatments. Dr. Brett Morrison received his M.D. and Ph.D. from Mount Sinai Medical School in New York City. He completed his medical internship at the University of Maryland and residency in neurology at The Johns Hopkins Hospital. He then completed a fellowship in Clinical Neurophysiology at The Johns Hopkins Hospital. Dr. Morrison is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Spinal and Bulbar Muscular Atrophy, Spinal Muscular Atrophy Type 3, and Spinal Muscular Atrophy (SMA).

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 Charcot-Marie-Tooth Disease. His top areas of expertise are 15q11.2 Microdeletion, Primary Lateral Sclerosis, Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), and Cluster Headache.

Dr. Bipasha Mukherjee-Clavin is an Assistant Professor of Neurology in the Johns Hopkins University School of Medicine. She cares for patients with neuromuscular disorders, with a special focus on patients with peripheral neuropathy, immune-mediated neuropathy, and inherited neuropathy (also known as Charcot-Marie-Tooth disease). She sees patients in the Johns Hopkins Peripheral Nerve and multidisciplinary Charcot-Marie-Tooth clinics, and performs electromyography in the Johns Hopkins EMG lab. As a stem cell biology-trained scientist, Dr. Mukherjee-Clavin's research is focused on the use of patient-derived induced pluripotent stem cells to model genetic Schwann cell and peripheral nerve disorders to undercover novel pathways and potential treatments. During her PhD she published one of the first studies of CMT1A using patient derived stem cells (Comparison of three congruent patient-specific cells types for the modelling of a human genetic Schwann-cell disorder. Nature Biomedical Engineering. volume 3, pages 571–582 (2019)). In 2022, she was awarded the Passano award, given to a promising early career physician-scientist in the Johns Hopkins University School of Medicine. Dr. Mukherjee-Clavin completed her undergraduate studies at the University of California, Berkeley. She then completed her MD/PhD degrees, Neurology residency, and clinical Neuromuscular fellowship in the Johns Hopkins University School of Medicine. She joined the Johns Hopkins Neurology faculty in 2022. Dr. Mukherjee is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. Her top areas of expertise are Charcot-Marie-Tooth Disease, Guillain-Barre Syndrome, Chronic Polyradiculoneuritis, and Miller-Fisher Syndrome.

Dr. Inder M. Chawla is the medical director of rehabilitation medicine at Sibley Memorial Hospital, as well as the medical director for Adventist HealthCare Physical Health & Rehabilitation in Takoma Park, Md. He practices out of Sibley Memorial Hospital in Washington, D.C. He is affiliated with Providence Hospital as well. Dr. Chawla has an expertise in neuromusculoskeletal pain management. Dr. Chawla earned his medical degree from Indira Gandhi Medical College in Nagpur, India. He completed an internship at the University of Rochester and a residency in physical medicine and rehabilitation at the Hospital of the University of Pennsylvania. Dr. Chawla is a member of the American Academy of Electrodiagnosis and Electromyography and the American Academy of Pain Management. He has been named a Regional Top Doctor by Castle Connolly, as well as a Super Doctor by the Washington Post. Dr. Chawla is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Infantile Digital Fibromatosis, Charcot-Marie-Tooth Disease, Sensorimotor Polyneuropathy, and Andermann Syndrome.

Clifford Andrew is a Neurologist in Severna Park, Maryland. Dr. Andrew is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Peutz-Jeghers Syndrome, Tieche-Jadassohn Nevus, Hypothalamic Hamartomas, and Von Hippel-Lindau (VHL) Syndrome.

Diane Kepner is a primary care provider, practicing in Family Medicine in Ellicott City, Maryland. Dr. Kepner is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Infant Hyperglycemia.

Lawrence Whicker is a Neurologist in Greenbelt, Maryland. Dr. Whicker is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Autosomal Dominant Partial Epilepsy with Auditory Features, Memory Loss, Seizures, and Peripheral Neuropathy.

Patricia Savadel is a primary care provider, practicing in Internal Medicine in Lutherville Timonium, Maryland. Dr. Savadel is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. Her top areas of expertise are Sitosterolemia, Crohn's Disease, Postmenopausal Osteoporosis, and Osteoporosis.

Mark Klaiman is a Physiatrist in Bethesda, Maryland. Dr. Klaiman is rated as an Experienced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Sciatica, Adolescent Idiopathic Scoliosis, Scoliosis, and Spastic Paraplegia Type 2.

Harvey Pats is a Neurologist in Forest Hill, Maryland. Dr. Pats is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease, Primary Progressive Aphasia, Frontotemporal Dementia, and Thoracic Outlet Syndrome. Dr. Pats is currently accepting new patients.

David Cornblath is a Neurologist in Lutherville, Maryland. Dr. Cornblath is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Chronic Polyradiculoneuritis, Chronic Inflammatory Demyelinating Polyneuropathy, Guillain-Barre Syndrome, and Miller-Fisher Syndrome.

Kenneth Fischbeck is a Neurologist in Bethesda, Maryland. Dr. Fischbeck is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Spinal and Bulbar Muscular Atrophy, Spinal Muscular Atrophy (SMA), Primary Lateral Sclerosis, and Progressive Myoclonic Epilepsy.

Parry Moore is a primary care provider, practicing in Internal Medicine in Ellicott City, Maryland. Dr. Moore is rated as an Advanced provider by MediFind in the treatment of Charcot-Marie-Tooth Disease. His top areas of expertise are Infant Hyperglycemia, High Cholesterol, Hereditary Sensory Neuropathy Type 1 (HSN1), and Septic Arthritis.