Dr. Kenneth Ratzan is the Chief of Infectious Diseases and the Hospital Epidemiologist at Mount Sinai Medical Center. He is a graduate of Amherst College and Harvard Medical School. He did his internship and residency in Internal Medicine at Columbia Presbyterian Medical Center in New York City followed by two years as an Epidemic Intelligence Officer (EIS) at the Centers for Disease Control (CDC) and three years of fellowship training in Infectious Disease at Tufts New England medical Center in Boston. Dr. Ratzan joined the University of Miami Department of Medicine in 1972 and Mount Sinai Medical Center in 1975. Dr. Ratzan’s expertise is in general infectious disease including HIV and hepatitis.

He is a Professor of Medicine at the Miller School of Medicine at the University of Miami. Dr. Ratzan sees patients by referral from private physicians.