The Cook County Health and Hospitals System Board unanimously approved Friday Dr. John Jay Shannon’s appointment as the health system’s CEO.
Shannon, who served as interim CEO for the past three months, will begin as permanent hospital-system CEO on Sunday, according to a CCHHS press release. He has held a number of different positions with CCHHS since first joining the health system in 1991, including Adult Asthma Clinic director and associate chair of the Department of Medicine.