Team Members

Erick P. Simpson, MD

Dr. Ericka Simpson is the Director of the Neuromuscular Clinic and Research; Director of the Neurology Residency and Neuromuscular Fellowship Programs and Associate Professor of Neurology at Weill Cornell Medicine. She has clinical interests that include a wide range of neuromuscular disorders: muscular dystrophy, myasthenia gravis, neuropathy, ALS, inflammatory myopathy, and mitochondrial and metabolic myopathy.

Stanley H. Apple, MD

Dr. Stanley Appel is the Director of the Houston Methodist Neurological Institute; Peggy and Gary Edwards Distinguished Endowed Chair in ALS Research; and Chair of the Stanley H. Appel Department of Neurology. He is also Professor of Neurology at Weill Cornell Medicine. He is a member of numerous professional societies and committees, and is the author of 15 published books and over 400 articles on topics such as Amyotrophic Lateral Sclerosis (ALS), neuromuscular disease, Alzheimer’s disease, and Parkinson’s disease.

R. Glenn Smith, MD, PhD

Dr. Glenn Smith’s clinical interests include general neurology as well as neuromuscular, neuroautonomic and neuroimmunologic diseases. His research focus is on understanding immune-mediated damage in primary autoimmune, neurodegenerative, and neuroinfectious diseases. He is board certified in neurology, neuromuscular medicine, electrodiagnostic medicine and autonomic medicine. 

Sheetal Shroff, MD

Dr. Shroff completed her neurology residency from UTMB, Galveston and later specialized in neuromuscular diseases at Houston Methodist Hospital. Her research focuses on clinical trials of investigational new drugs for the treatment of myasthenia gravis, muscular dystrophy, ALS and CIDP. She is also interested in utilizing neuromuscular ultrasound in clinical and research areas

David B. Rosenfield, MD

Dr. David Rosenfield directs the Speech and Language Center as well as the EMG and Motor Control Laboratory. He treats neck and back pain, cognitive disturbances, brain and spinal cord injuries, neuromuscular complaints, and vascular disturbances. Dr. Rosenfield’s research interests address the neuromotor system, including speech, neuromuscular disease and the neurobiology of music.