Holly Shill

Holly Shill, MD, is a neurologist, the director of the Muhammad Ali Parkinson Center, the Bob & Renee Parsons Chair in Parkinson’s Disease and Movement Disorders, and a professor in the Department of Neurology at Barrow Neurological Institute. She is board certified in neurology by the American Board of Psychiatry and Neurology.

Dr. Shill’s expertise includes the diagnosis and treatment of involuntary movements, essential tremor, Parkinson’s disease, Huntington’s disease, dystonia, and ataxia. She is a member of the Arizona Neurological Society, the American Academy of Neurology, the Movement Disorder Society, and the International Neurotoxin Association.

Dr. Shill’s research studies include risk factors for the development and progression of Parkinson’s disease and innovative treatments for Parkinson’s. She also studies pathogenesis of essential tremor.