St. Joseph’s Earns an ‘A’ Hospital Safety Grade from The Leapfrog Group

Fall 2025 Safety Grade is a national recognition for commitment to patient safety 

(STOCKTON, CA) November 13, 2025 – Dignity Health St. Joseph’s Medical Center earned an “A” Hospital Safety Grade from The Leapfrog Group, an independent national nonprofit watchdog focused on patient safety. Leapfrog assigns an “A,” “B,” “C,” “D” or “F” grade to general hospitals across the country using evidence-based measures of patient safety focused exclusively on errors, accidents, injuries and infections. St. Joseph’s also received an “A” rating in Spring 2024, Fall 2024, and Spring 2025.

“St. Joseph’s is deeply honored to receive our fourth consecutive ‘A’ Safety Grade from The Leapfrog Group,” said David Ziolkowski, President and Chief Executive Officer of St. Joseph’s Medical Center. “This exemplary grade is a direct reflection of our dedicated staff and physicians’ unwavering commitment to providing the highest quality care, infused with humankindness, to the Stockton and surrounding communities. We are immensely proud to be recognized as the quality leader in this region, emphasizing our relentless pursuit of excellence in patient safety and clinical outcomes and reinforcing our mission to serve with compassion and integrity.”

Earning an ‘A’ Grade means St. Joseph’s Medical Center made a true commitment to put patient safety first,” said Leah Binder, president and CEO of The Leapfrog Group. “We congratulate the leadership, Board, clinicians, staff and volunteers that all had a role to play in this achievement.” 

The Leapfrog Hospital Safety Grade stands as the only hospital ratings program focused solely on preventable medical errors, infections and injuries that kill more than 500 patients a day in the United States. This program is peer-reviewed, fully transparent and free to the public. Grades are updated twice annually, in the fall and spring. 

To explore St. Joseph’s full grade details and to find valuable tips for staying safe in the hospital, visit HospitalSafetyGrade.org. Connect with The Leapfrog Group on Twitter, Facebook, LinkedIn and Instagram and stay informed through The Leapfrog Group newsletter.  

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About Dignity Health California 
Dignity Health California is a nonprofit network of over 9000 physicians, more than 35,000 employees, 29 acute care hospitals, and 200-plus care-centers, including community hospitals, urgent care, surgery and imaging centers, home health, and primary care clinics. Dignity Health California provides award-winning care to communities in five primary markets across the state: North State, Sacramento, Central Valley, Central Coast, and Southern California. 

Dignity Health is a member of CommonSpirit Health, one of the nation’s largest nonprofit Catholic healthcare organizations, dedicated to providing compassionate, high-quality, and affordable patient-centered care with special attention to the poor and underserved. Learn more at DignityHealth.org and CommonSpirit.org. 

About St. Joseph’s Medical Center
Dignity Health St. Joseph's Medical Center is a not-for-profit, fully accredited, regional hospital with 355 beds, a physician staff of over 700, and more than 2,700 employees. Specializing in cardiovascular care, comprehensive cancer services, and women and children's services, St. Joseph's is committed to delivering compassionate, high-quality, affordable health care services with special attention to the poor and underserved. As a Sponsoring Institution for Graduate Medical Education, St. Joseph’s supports rapidly growing educational programs for both resident physicians and medical students. In addition to being nationally recognized as a quality leader, St. Joseph's is consistently chosen as the "most preferred hospital" by local consumers. St. Joseph's is the largest hospital, as well as one of the largest private employers in San Joaquin County. Founded in 1899 by Fr. William O'Connor and administered by the Dominican Sisters of San Rafael, St. Joseph's continues to lead the region in medical innovation. St. Joseph's Medical Center is a member of Dignity Health/CommonSpirit Health, a nonprofit Catholic health system with care sites across 21 states dedicated to advancing health for all people. For more information, please visit DignityHealth.org/Stockton.  

About The Leapfrog Group
Founded in 2000 by large employers and other purchasers, The Leapfrog Group is a national nonprofit organization driving a movement for giant leaps for patient safety. The Leapfrog Hospital Safety Grade, Leapfrog's other main initiative, assigns letter grades to hospitals based on their record of patient safety, helping consumers protect themselves and their families from errors, injuries, accidents and infections.