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Mary Lou Mastro

CEO, South Region

Mary Lou MastroMary Lou Mastro serves as CEO of the South Region of NorthShore – Edward-Elmhurst Health, which includes Edward Hospital, Elmhurst Hospital, and Linden Oaks Behavioral Health. She ensures clinical, quality, experience and administrative services meet the healthcare needs of patients and communities.

Previously, she served as System Chief Executive Officer of Edward Elmhurst Health (EEH). With more than 40 years working in hospitals Mary Lou has extensive experience in strategy, operations, planning, public policy, and advocacy and physician relations. She has made it her mission to transform the healthcare experience by making it safe, seamless and personal. As CEO, Mary Lou led the EEH merger with NorthShore, to enable the creation of NorthShore – Edward Elmhurst Health as a regional destination for differentiated vibrant, community connected healthcare.

She calls upon her experience as a licensed nurse and her passion for our team members to sponsor workforce development and the advancement of nursing excellence strategies across the system.

Mary Lou earned her bachelor’s degree in nursing from DePauw University and her master’s degree from Rush University in Chicago. She is past Chairman of the American Hospital Association Governing Council for Psychiatric and Substance Abuse Services and is a Trustee on the Illinois Hospital Association Board. She is a Fellow in the American College of Healthcare Executives and is a board member of the Boys & Girls Club of Chicago and the Kennedy Forum Leadership Council.