Dr. Kosturko oversees inpatient and outpatient nursing and patient care services across Hartford HealthCare’s statewide network, spanning seven acute care hospitals, behavioral health, a multispecialty physician group, home care, senior services, rehabilitation, mobile neighborhood health and multiple institutes. She is responsible for the professional practice of more than 7,000 nurses and 2,700 nursing support staff, advancing strategies that improve patient and colleague experience, quality and safety outcomes, and fiscal performance. She established the system’s center for nursing excellence to elevate professional practice through evidence-based care, research, governance, academic partnerships, workforce wellbeing and operational optimization. Under her leadership, systemwide retention and workforce stabilization efforts produced approximately $68 million in cost avoidance through reduced turnover and premium labor utilization. She also led the “Excellence Starts with Me” campaign to standardize and sustain competency-based orientation and ongoing clinical competencies across settings, work that supports high reliability and strong safety performance. Under her leadership, Hartford HealthCare has reported zero hospital acquired condition penalties for two consecutive years and earned straight “A” Leapfrog safety grades in 2023 and 2024.
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Becker's Recognition
MaryEllen “Mel” Hope Kosturko, DNP, RNhas been named a Becker's honoree on the lists below.
2025 Winner

