Epilepsy Program Team Members

Amit Verma, MD, Director

Neurologist
Dr. Verma has extensive expertise in the evaluation of patients with medically refractory epilepsy. His research interests include understanding the pathophysiology and development of treatment options for patients with sleep disorders, and treatment options for patients with medically intractable epilepsy.

Todd W. Trask, MD, Co-director

Neurosurgeon
Dr. Trask’s expertise includes the treatment of brain and spinal tumors, microsurgery of cerebral aneurysms and arteriovenous malformations, and stereotactic radiosurgery for trigeminal neuralgia. He also performs spinal surgery, including spinal reconstruction. Dr. Trask serves as the medical director of Houston Methodist Hospital Neuro ICU, and as chairman of the hospital’s neurosurgery performance improvement committee.

Brandy Ma, MD, MPH

Neurologist
Dr. Ma is a board-certified neurologist and epileptologist who specializes in taking care of patients with medically refractory epilepsy. She has clinical interests in exploring surgical treatment options for patients with epilepsy, including surgical resections, laser ablations, and neuromodulation using responsive neurostimulation, deep brain stimulation, and vagal nerve stimulation. Her research interests include evaluating the efficacy of neuromodulation.

David S. Baskin, MD 
Neurosurgeon
Dr. David Baskin has an active practice specializing in brain and spinal tumors and has operated on more than 10,000 patients in his career. He is a pioneer in pituitary surgery, having performed over 3,400 minimally invasive surgeries in the skull base. He also performs surgery for other brain and spinal tumors, including skull base tumors, meningioma, vestibular schwannomas, and primary and metatstatic brain tumors

Gavin W. Britz, MD, MPH, MBA, FAANS
Neurosurgeon
Dr. Gavin W. Britz is Professor and Chairman of the Department of Neurological Surgery. He leads an acclaimed team of neurosurgeons and affiliated professionals and is recognized as one of the nation's foremost cerebrovascular, skull base and brain tumor surgeons and is included in the “Masters of Neurosurgery” book.

Richard P. Klucznik, MD

Neurointerventionalist
Dr. Klucznik is Director of Interventional Neuroradiology at Houston Methodist Hospital. He has served on numerous committees including the Medical Staff Quality Management Committee, Neurology Care Management Performance Improvement Subcommittee and the Quality Assurance Committee for Endovascular, which he chaired in 2006.

Orlando Diaz, MD

Neurointerventionalist
Dr. Diaz is board certified by the American Board of Radiology and holds a certificate of added qualifications in neuroradiology. Formerly an assistant professor in interventional radiology at Baylor College of Medicine and chief of interventional neuroradiology at Ben Taub General Hospital. He is the program director of the Houston Methodist Hospital Interventional Neuroradiologist Fellowship within the Radiology Department.

Steve H. Fung, MD

Neuroradiologist
Dr. Fung is a Neuroradiologist and Assistant Professor of Radiology at the Houston Methodist Neurological Institute and Medical Director of the MRI Core at the Houston Methodist Research Institute. Dr. Fung’s clinical and research interests include application of advanced MRI techniques in evaluating diseases of the central nervous system, including brain tumors, cerebrovascular disease/stroke, dementia/neurodegenerative diseases, and epilepsy. 

Suzanne Powell, MD

Neurophatologist

Ranjit C. Chacko, MD

Psychiatrist

Alric Hawkins, MD

Psychiatrist - Psychosomatic Medicine

Mario Dulay, PhD

Neuropsychologist
Dr. Dulay conducts neuropsychological assessments on adults with stroke, tumor, epilepsy, traumatic brain injury, Alzheimer’s disease and other dementias, psychiatric disorders and movement disorders. In association with Houston Methodist Concussion Center, Dr. Dulay also provides evaluation of patients of all ages who have experienced sports-related or other types of concussive injuries.

Jenny Lai, MD

Neurorehabilitation
Dr. Lai’s primary interests include neurologic rehabilitation for stroke, multiple sclerosis and brain injury survivors as well as spasticity management with Botox and Baclofen pumps. Dr. Lai also has extensive experience with neurobehavioral issues in neurologic conditions.

Teresa D. Kaldis, MD

Neurorehabilitation
Dr. Kaldis’ clinical focus is primarily hospital based care for patients with neurologic and orthopedic diagnosis. She has a special interest in multiple sclerosis, polio, Parkinson’s disease and neuromuscular disorders.

Christof Karmonik, PhD

Associate Research Professor of Translational Imaging
Dr. Karmonik’s research has included the effect of lipid modification on peripheral arterial disease, brain volumetric analysis and cognition in Parkinson’s disease, reliable measurement of brain glutamate levels in ALS patients with 3.0 t 1h-mrs, atherosclerotic plaque composition in peripheral vascular disease, and brain imaging in stuttering.



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