Feldman is one of the world’s leading authorities on neurologic diseases. Her primary interests include amyotrophic lateral sclerosis (ALS), Alzheimer's disease, and neurologic complications of diabetes and obesity, as well as how environmental toxins affect the nervous system. She is annually listed in Best Doctors in America and is a member of the Association of American Physicians (AAP), National Academy of Medicine (NAM) and a Fellow of the American Association for the Advancement of Science (AAAS). Feldman has authored over 470 articles and has received numerous awards and honors throughout her remarkable career.