Under Ms. Lilly’s leadership as COO, Oak Street Health delivers patient-first primary care to underserved communities in 25 states. Appointed COO in January 2024, she previously served as South Division president for two years. Since initially joining the system in August 2018, Ms. Lilly has held various roles, showcasing her versatile leadership. Her prior experience includes positions at Denver-based DaVita Kidney Care, San Francisco-based Castlight Health, and Zürich-based Egon Zehnder. Ms. Lilly’s extensive background and commitment to healthcare excellence drive Oak Street Health’s mission to improve access to quality care.
