Director, Department of Medicine 
Elmhurst Hospital Center
Professor of Medicine
Icahn School of Medicine at Mount Sinai


Joseph R. Masci, MD is the director of the Department of Medicine at Elmhurst Hospital Center, a public hospital in New York City, and professor of medicine, infectious diseases and of environmental medicine and public health at Icahn School of Medicine at Mount Sinai.  He graduated from Cornell University and the New York University School of Medicine. After completing an internship and residency in internal medicine at Boston City Hospital, he completed a fellowship in infectious diseases at the Mount Sinai Medical Center in New York.  Since that time he has been a full-time faculty member at Elmhurst hospital, the municipal hospital teaching affiliate of the Icahn School of Medicine at Mount Sinai.

During the Ebola epidemic in West Africa in 2014—2016, Dr. Masci served as the infectious diseases physician on the planning committee for Ebola of the New York City Health and Hospitals Corporation (NYC H+H). In this capacity, he helped to design and conduct drills and exercises aimed at preparing the eleven public hospitals in New York City to appropriately diagnose and treat patients with suspected or proven Ebola infection. He also worked with the Tiger Team, a multidisciplinary group created to advise NYC H+H, the largest municipal hospital system in the United States, regarding procedures and equipment to be used in the care of patients with Ebola. His book, Ebola—Clinical Patterns, Public Health Concerns (CRC Press), based on the 2014-2016 epidemic, was published in August 2017.

In addition, Dr. Masci lectured to a variety of community and professional groups on Ebola. In other areas of emergency preparedness, Dr. Masci served as chairman of the Emergency Preparedness Council of NYC H+H from the time of the 2001 anthrax attacks through 2009. He coauthored the book Bioterrorism: A Guide for Hospital Preparedness (CRC, 2005) with Elizabeth Bass and currently acts as the infectious diseases consultant on Zika virus for NYC H+H. Dr. Masci has conducted two international projects directed at the care of HIV and other infectious diseases in Russia (2004-2011) and in Ethiopia (2008-2014).

He has served as the medical director of AIDS services for the Queens Health Network (1998 -2016) and chaired the health workgroup of the New York City Health and Human Services HIV Planning Council from 1998 through 2003. He has published his book Outpatient Management of HIV Infection in four editions, (Mosby-Yearbook, 1992, 1996) and CRC Press (2001) and Informa Healthcare (2011). 

He is the recipient of a number of awards, including the Linda Laubenstein HIV Clinical Excellence Award from the New York State Department of Health AIDS Institute and the Volunteer Service Gold Award from the President’s Council on Service and Civic Participation.