. Dr. Blumenthal is highly rated in 28 conditions, according to our data. His top areas of expertise are Chronic Demyelinizing Neuropathy with IgM Monoclonal, Transient Ischemic Attack (TIA), Stroke, and Undifferentiated Connective Tissue Disease (UCTD).

. Dr. Syed is highly rated in 4 conditions, according to our data. His top areas of expertise are Generalized Tonic-Clonic Seizure, Seizures, Stroke, Epilepsy, and Shoulder Arthroscopy.

Deepa Sirsi is a Neurologist in Dallas, Texas. Dr. Sirsi is highly rated in 43 conditions, according to our data. Her top areas of expertise are Seizures, Epilepsy, Epilepsy in Children, and West Syndrome.

Dr. Heitzman completed his medical degree at Texas Tech University Health Sciences Center. He finished his neurology training at the University of Texas Southwestern Medical Center at Dallas from 1990-1993, serving as Chief Resident from 1992-1993. He completed a fellowship in EMG, neuromuscular disease and neurophysiology at the Cleveland Clinic in Cleveland, Ohio from 1993-1994. He currently holds positions at Baylor University Medical Center at Dallas and the University of Texas Southwestern Medical Center at Dallas. Dr. Heitzman is a Fellow with the American Academy of Neurology. Dr. Heitzman practices general neurology, but has particular interests in ALS, peripheral nerve and muscle problems, EMG and the use of botulinum toxins (cervical dystonia, hemifacial spasm, blepharospasm, sialorrhea and spasticity). He is director of the ALS / Motor Neuron Disorder Clinic at Texas Neurology sponsored by the Muscular Dystrophy Association (MDA). He is currently participating in multiple clinical drug trials for neurologic diseases. Dr. Heitzman is highly rated in 25 conditions, according to our data. His top areas of expertise are Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Primary Lateral Sclerosis, Dysarthria, and Spinal Muscular Atrophy (SMA).

Karen Fink, MD, PhD, is the Medical Director of Clinical Neuro-Oncology Research at Baylor University Medical Center.  Dr. Fink leads our neuro-oncology team, heading the multi-disciplinary Baylor Scott and White Sammons Cancer Center brain tumor board and multiple clinical trials for patients with brain tumors. She has a long history of involvement in advanced clinical trials in collaboration with industry groups and with prominent neuro-oncology programs nationwide. Dr. Fink received her undergraduate degree in biochemistry from Washington University in St. Louis, Missouri. She then completed her MD and PhD at the Mayo Clinic in Rochester, Minnesota, where she investigated early cellular activation of cancer-causing genes in response to growth signals. Her Neurology residency and Neuro-oncology fellowship were accomplished at UT Southwestern Medical Center in Dallas. She stayed there after completing her training, becoming the Director of Clinical Neuro-Oncology. She moved to Baylor University Medical Center to found Neuro-Oncology Associates in 2006. At Baylor Scott & White, she continued to offer clinical trials as an investigator in the North American Brain Tumor Consortium, and later, the Brain Tumor trials Collaborative spearheaded at the National Institute of Health. She still works with pharmaceutical and device companies to offer advanced treatments for patients with brain tumors. Dr. Fink has participated in over 50 neuro-oncology clinical trials, been an author on over 50 peer reviewed publications, and over 80 abstracts covering various aspects of Neuro-Oncology research. She mentors Neurology Residents, Oncology fellows and medical students, instilling knowledge regarding the management of primary brain tumor patients and providing an example of compassionate and up-to-date clinical care. Dr. Fink has formally served as a member of the Corporate Compliance Committee and the Multidisciplinary Cancer Committee at Baylor Scott and White. She is a member of the Society for Neuro-Oncology and the American Society of Clinical Oncology. Dr. Fink specializes in the treatment of tumors in the brain, central nervous system, and peripheral nervous system. She collaborates with Neuro-Oncology clinicians and their medical teams in north and central Texas, and with Neurosurgeons, Radiation Oncologists, Medical Oncologists, Neuro-Radiologists and Palliative Care clinicians across the region to coordinate complete care for patients and their loved ones who are dealing with a brain tumor. Dr. Fink has been named one of Texas Monthly's Texas Super Doctors for over 10 years earning her a place on Texas Monthly's Hall of Fame list. Read more about Dr. Fink’s research publications on PubMed.gov. Dr. Fink is highly rated in 16 conditions, according to our data. Her top areas of expertise are Astrocytoma, Glioblastoma, Glioma, and Brain Tumor.

Dr. Schiffmann is a renowned expert on neurometabolic diseases. He earned his medical degree from the University of Liège, Belgium and a Master of Health Sciences in Clinical Research from Duke University. He is board-certified in Neurology with a Special Qualification in Child Neurology and is a Fellow of the American Academy of Neurology. Dr. Schiffmann was a lead researcher at the United States National Institutes of Health in Bethesda, Maryland for over 17 years (1991-2007) and then the Director of the Institute of Metabolic Disease at the Baylor Scott & White Research Institute in Dallas, Texas, 2008-2019. Dr. Schiffmann is a Professor in the Department of Internal Medicine, Texas Christian University and a Clinical Professor, Texas A&M University Medical School College of Medicine. He is also a Senior Vice President for Clinical Research at 4D Molecular Therapeutics. Dr. Schiffmann has been performing pre-clinical and clinical research on lysosomal storage diseases since 1991 with a special focus on the natural history, pathogenesis and therapy of Fabry disease, Gaucher disease and the leukodystrophies. One of his particular interests and areas of expertise is to address patients with undiagnosed neurological diseases. Dr. Schiffmann has published 276 peer-reviewed research articles and over 15 book chapters. Dr. Schiffmann is highly rated in 10 conditions, according to our data. His top areas of expertise are Gaucher Disease Type 3, Fabry Disease, Gaucher Disease, and Leukodystrophy.

Charuta Joshi is a Neurologist in Dallas, Texas. Dr. Joshi is highly rated in 28 conditions, according to our data. Her top areas of expertise are Epilepsy, Seizures, West Syndrome, Lennox-Gastaut Syndrome (LGS), and Deep Brain Stimulation.

Meagan Patel is a Neurologist and a Pediatrics provider in Dallas, Texas. Dr. Patel is highly rated in 127 conditions, according to our data. Her top areas of expertise are Seizures, Memory Loss, GAPO Syndrome, and Joubert Syndrome.

Jay Harvey is a Neurologist in Dallas, Texas. Dr. Harvey is highly rated in 25 conditions, according to our data. His top areas of expertise are Seizures, Generalized Tonic-Clonic Seizure, Memory Loss, and Lennox-Gastaut Syndrome (LGS).

Kan Ding is a Neurologist in Dallas, Texas. Dr. Ding is highly rated in 9 conditions, according to our data. Her top areas of expertise are Seizures, Generalized Tonic-Clonic Seizure, Epilepsy, and Traumatic Brain Injury.

. Dr. Katzin is highly rated in 6 conditions, according to our data. His top areas of expertise are Headache, Transient Ischemic Attack (TIA), Chronic Demyelinizing Neuropathy with IgM Monoclonal, and Peripheral Neuropathy.

Steven Sparagana is a Neurologist in Dallas, Texas. Dr. Sparagana is highly rated in 6 conditions, according to our data. His top areas of expertise are Tuberous Sclerosis Complex, Tuberous Sclerosis, Cortical Dysplasia, and Astrocytoma.

Ghazala Perven is a Neurologist in Dallas, Texas. Dr. Perven is highly rated in 6 conditions, according to our data. Her top areas of expertise are Seizures, Generalized Tonic-Clonic Seizure, Epilepsy, and Memory Loss.

. Dr. Dupont is highly rated in 1 condition, according to our data. His top areas of expertise are Stroke, Subarachnoid Hemorrhage, Transient Ischemic Attack (TIA), Gastrostomy, and Stent Placement.

Dr. Herzog is a graduate of Arizona State University and received his medical degree from the University of Arizona College of Medicine. He completed his neurological training at the University of Texas Southwestern Medical Center at Dallas and Parkland Hospital where he served as Chief Resident in Neurology from 1988 to 1989. In 1989, he began private practice at Baylor University Medical Center at Dallas. He served as the Director of Medical Education for the Department of Neurology at Baylor University Medical Center at Dallas from 1989-2009. He is also the Medical Director of the Headache Institute at Texas Neurology which focuses on clinical research and advanced therapies for the treatment of patients with acute and chronic headaches. Dr. Herzog served as Chairman of the 2001 Texas Neurological Society Winter Conference and the 2004 Summer Conference. He is a frequent lecturer across the state and is quoted by print and television on a regular basis. Dr. Herzog served as president of the Texas Neurological Society from 2004 to 2005. Dr. Herzog is highly rated in 40 conditions, according to our data. His top areas of expertise are Migraine, Migraine with Brainstem Aura, Chronic Pain, and Vertebral Artery Dissection.

Dr. Nagaraj is a board-certified neurologist who practices general neurology with special interests in multiple sclerosis and neuromuscular disorders. He received his medical degree at the University of Cincinnati College of Medicine and completed neurology residency at the University of North Carolina Hospitals. Dr. Nagaraj completed his fellowship in clinical neurophysiology at Ohio State University in Columbus, Ohio. He is co-director of the Multiple Sclerosis Center at Texas Neurology, which focuses on clinical research and advanced therapies for the treatment of patients with multiple sclerosis. Dr. Nagaraj is highly rated in 27 conditions, according to our data. His top areas of expertise are Relapsing Multiple Sclerosis (RMS), Multiple Sclerosis (MS), Peripheral Neuropathy, and Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease.

Dallas Armstrong is a Neurologist in Dallas, Texas. Dr. Armstrong is highly rated in 25 conditions, according to our data. Her top areas of expertise are Seizures, Epilepsy, West Syndrome, and Rett Syndrome.

Dr. Philip is a graduate of Texas A&M University and received her medical degree from the University of Texas Medical School at Houston. She completed her Neurology residency at New York University and Neurophysiology fellowship training at Albert Einstein University in New York. She currently practices general neurology, with particular interest in neuromuscular disease including peripheral nerve disorders, muscle disease and neuromuscular junction disorders. Dr. Philip is highly rated in 24 conditions, according to our data. Her top areas of expertise are Foot Drop, Myasthenia Gravis, Cramp-Fasciculation Syndrome, and Spinal and Bulbar Muscular Atrophy.

Dr. Samuel earned her medical degree from the University of Texas Medical Branch at Galveston. She completed her neurology residency and clinical neurophysiology fellowship training at the University of Texas Southwestern Medical Center at Dallas. She currently practices general neurology, with particular interest in headache, dementia/memory disorders, epilepsy/seizures, spasticity, stroke, and the use of botulinum toxin. She has a focus on both memory disorders and headaches. She is currently involved in several clinical trials for Alzheimer’s disease and migraines. She is affiliated with Baylor University Medical Center and Presbyterian Hospital. Dr. Samuel is highly rated in 15 conditions, according to our data. Her top areas of expertise are Migraine, Migraine with Brainstem Aura, Meningitis, and Pseudotumor Cerebri Syndrome.

Dr. Jamy is a board-certified neurologist who practices general neurology with special interest in epilepsy. She received her medical degree from The Aga Khan University Karachi, Pakistan and completed her neurology residency at the University of Alabama at Birmingham. Dr. Jamy completed her fellowships in epilepsy and clinical neurophysiology at the University of Texas Southwestern Medical Center in Dallas, Texas. Dr. Jamy is highly rated in 14 conditions, according to our data. Her top areas of expertise are Autosomal Dominant Partial Epilepsy with Auditory Features, Seizures, Memory Loss, and Partial Familial Epilepsy.

Jennifer Thomas is a Neurologist in Dallas, Texas. Dr. Thomas has been practicing medicine for over 17 years is highly rated in 112 conditions, according to our data. Her top areas of expertise are Aphantasia, GAPO Syndrome, Lissencephaly 1, and Hydranencephaly.

Dr. Sadat Shamim oversees the epilepsy program including the inpatient Epilepsy Monitoring Unit (EMU) and the neurophysiology department, which is accredited by ABRET and is a member of the National Association of Epilepsy Centers (NAEC). Previously, he was the medical director of the inpatient neurology service at Baylor Dallas from 2009 to early 2017, which was recognized by U.S. News & World Report. He is an assistant clinical professor at Texas A&M University, is responsible for teaching students and residents, and is well published. He sees most general neurological conditions in his outpatient clinic and has particular interests in epilepsy, stroke and memory disorders. Dr. Shamim was recognized by D Magazine as a Best Doctor for 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 and 2025. Dr. Shamim has been named one of Texas Monthly's Texas Super Doctors for over 10 years earning him a place on Texas Monthly's Hall of Fame list. Dr. Shamim is highly rated in 10 conditions, according to our data. His top areas of expertise are Seizures, Generalized Tonic-Clonic Seizure, Epilepsy, and Memory Loss.

Michael Dowling is a Neurologist in Dallas, Texas. Dr. Dowling is highly rated in 60 conditions, according to our data. His top areas of expertise are Stroke, Moyamoya Disease, Seizures, Thrombectomy, and Craniectomy.

Kennith Layton, MD, MSc, FACR, FAHA, is board-certified in both diagnostic radiology and neuroradiology. He specializes in complex disorders of the brain and spine and has decades of experience at high-volume institutions which guides his treatment of brain aneurysms, strokes, vascular abnormalities and vertebral compression fractures. He has particular interests in brain aneurysms, acute ischemic stroke, dural arteriovenous fistulas, arteriovenous malformations, cerebral and spinal angiography, CSF leaks, vertebral compression fractures, vertebroplasty, kyphoplasty, radio frequency ablation, chronic subdural hematomas, carotid stenting, Neuroradiology and pulsatile tinnitus. When not at work, he enjoys martial arts, hunting, singing, World War II history and music. Dr. Layton has been nominated for the 13th consecutive year for D Magazine's 2025 Best Docs . Dr. Layton is highly rated in 7 conditions, according to our data. His top areas of expertise are Stroke, Headache, Brain Aneurysm, Thrombectomy, and Vertebroplasty.

Bappaditya Ray is a Neurologist in Dallas, Texas. Dr. Ray is highly rated in 5 conditions, according to our data. His top areas of expertise are Subarachnoid Hemorrhage, Stroke, Apoplexy, Thrombectomy, and Gastrostomy.