Dr. Marc Y. El Khoury is an Associate Professor of Medicine at New York Medical College and Chief of the Division of Infectious Diseases at Westchester Medical Center, Valhalla, NY, USA. He received his medical degree from St Joseph’s University Medical School in 2001 and completed his residency in Internal Medicine at the American University of Beirut and the University of Cincinnati in 2004 and 2007, respectively. In 2009, he completed his Fellowship in Infectious Disease at Westchester Medical Center. His research centers on tick-borne diseases, specifically babesiosis, anaplasmosis, and deer tick virus. Additional interests include infections of the central and peripheral nervous system, endocarditis, infections in immunocompromised hosts, and HIV.