Dr. Williams serves as an Attending Physician for the Division of Infectious Diseases and as a voluntary physician at Cook County Hospital. Dr. Williams received his medical degree from The University of Toledo College of Medicine. He then completed his residency in Internal Medicine at Beth Israel Deaconess Medical Center in Boston, MA, and his fellowship in Infectious Diseases at Rush University Medical Center. Dr. Williams specializes in general infectious diseases with a special interest in HIV. ​