John Tressa, DNP, RN, NEA-BC
InvestorSystem Chief Nurse Executive at Endeavor Health Ventures
About
John Tressa is System Chief Nurse Executive at Endeavor Health, overseeing nursing across nine hospitals and 300+ sites of care, a role he took after joining the organization in 2018. He previously held CNO, COO, and CEO positions at healthcare organizations in Houston, Texas, most recently as System Senior Vice President for heart and vascular and trauma service lines at Memorial Hermann Healthcare System. He holds a Doctor of Nursing Practice from Northern Kentucky University along with degrees from the University of St. Francis, Olivet Nazarene University, and American Sentinel University, and is board certified as a Nurse Executive Advanced.
Colleagues at Endeavor Health Ventures
Dave Rahija
President, Northwest Community Hospital at Endeavor Health Ventures
Deb Anderson
Chief Information Officer at Endeavor Health Ventures
Dianna Sparacino
Chief People Officer at Endeavor Health Ventures
Doug Welday
Chief Financial Officer at Endeavor Health Ventures
Gabrielle Cummings-Johnson
President, Evanston Hospital and NorthShore Hospitals at Endeavor Health Ventures
Gerald 'J.P.' Gallagher
President and Chief Executive Officer at Endeavor Health Ventures
Gina Sharp
President, Linden Oaks Hospital at Endeavor Health Ventures
Gus Granchalek
President, Skokie Hospital at Endeavor Health Ventures
Frequently asked questions
- Where does John Tressa, DNP, RN, NEA-BC work?
- John Tressa, DNP, RN, NEA-BC is System Chief Nurse Executive at Endeavor Health Ventures.







