Recent Placements

Cook County Health & Hospital System

John Jay Shannon, MD was named CEO of the Cook County Health & Hospitals System (CCHHS). Prior to being appointed to this position, Jay served as the interim CEO for CCHHS while maintaining his role as chief of clinical integration. Dr. Shannon spent the majority of his professional career at Jay H. Stroger, Jr. Hospital of Cook County (formerly Cook County Hospital) after joining the medical staff in 1990. At Stroger, he worked in a number of different roles, including director of the adult asthma clinic where he led several quality improvement collaborations aimed at improving the delivery of care for asthma patients within the health system and across the city. Jay also served as an associate chair of the department of medicine and chief of the divisions of pulmonary and critical care medicine.

ay grew up in LaGrange, Illinois and graduated from Spring Hill College. He received his medical degree from Rush Medical College then went on to train in internal medicine at University of Texas Southwestern Affiliated Hospitals in Dallas, Texas where he also served as chief resident. In addition, Jay earned specialty training in pulmonary and critical care medicine at the University of Michigan Medical Center in Ann Arbor, Michigan. For several years, Dr. Shannon served on the executive board of the American Lung Association of Metropolitan Chicago (now the Respiratory Health Association of Metropolitan Chicago) and was on the executive board of the Chicago Asthma Consortium for five years.

Jay and his wife reside in the western suburbs of Chicago and they have three adult children.

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