Dr. Tressa is Endeavor Health’s system chief nurse executive, driving nursing excellence across nine hospitals and more than 300 sites of care, including eight Magnet-recognized acute care hospitals. He partners daily with the organization’s nine CNOs to standardize practice and ensure care is consistently safe, seamless and personalized across the system. A hands-on and collaborative leader, he spends significant time rounding in hospitals and ambulatory sites, engaging nurses, leaders and patients to strengthen the care experience. With nearly four decades in nursing, Dr. Tressa brings a uniquely broad leadership background that includes CNO, COO and CEO roles, as well as earlier experience in pediatric critical care, neonatal and pediatric transport, and flight nursing. Prior to joining Endeavor Health in 2018, he served as system senior vice president for heart and vascular and trauma service lines at Memorial Hermann in Houston.
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Becker's Recognition
John Tressa, DNP, RNhas been named a Becker's honoree on the lists below.
2024 Winner

Executives
Hospital and Health System CNOs to Know
CNOs are responsible for overseeing nursing departments, launching novel initiatives and maintaining outstanding patient care outcomes. These leaders bring a unique blend of clinical and leadership experience to their roles.
Nurse Executive
2025 Winner

