Dr. William Ellis is a pathologist based in Sacramento, California. He has been in practice for 50 years. Dr. Ellis graduated from the University of Iowa Carver College of Medicine in 1953. He completed an internship at Cook County Hospital in Chicago, Illinois in 1958 followed by a residency training in Neurology at the University Hospitals in Iowa City. His fellowship in Neuropathology was completed at the University of Illinois in Chicago, between 1963-1965. Dr. Ellis is a board-certified specialist in Neuropathology and Neurology. He is a member of the following professional organizations: the Royal Society of Medicine, the American Academy of Neurology, the American Society for Investigative Pathology, the California Alzheimer’s Disease Diagnostic & Treatment, and the United States and Canadian Academy of Pathology. Dr. William Ellis is currently affiliated with the Alta Bates Summit Medical Center in Berkeley.