High Quality Content by WIKIPEDIA articles! Albert Siu, M.D., is an internist and geriatrician and the Ellen and Howard C. Katz Chairman and Professor of the Brookdale Department of Geriatrics and Palliative Medicine at the Mount Sinai Medical Center in New York City. He is also the director of the Geriatric Research, Education, and Clinical Center at the James J. Peters VA Medical Center in The Bronx, a Senior Associate Editor of Health Services Research, a senior fellow of the Brookdale Foundation and a former trustee of the Nathan Cummings Foundation.