Brian is an infectious disease physician at Mount Sinai Beth Israel in New York City with nearly three decades of clinical experience. A graduate of the George Washington University School of Medicine, he specializes in the diagnosis, treatment, and prevention of infectious diseases. Dr. Koll gained national recognition during the 2014 Ebola outbreak as a leading expert on hospital preparedness, infection control, and response protocols. He is a trusted authority on emerging infectious diseases, public health, and healthcare system readiness