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Mercy Hospital Ada Earns A Grade for Patient Safety From Leapfrog Group

May 6, 2026

ADA, Okla. Mercy Hospital Ada has earned another A grade for patient safety from The Leapfrog Group, an independent national nonprofit watchdog. Mercy was among 917 hospitals nationwide to earn this distinction and one of only 11 in Oklahoma.

Exterior photo of Mercy Hospital Ada. Mercy Ada earned Leapfrog’s Straight A designation, highlighting a long-standing dedication to patient safety and quality care. Hospitals must receive an A grade five grading periods in a row in Leapfrog’s twice-annual Hospital Safety Grade assessments to achieve Straight A recognition.

“Earning an A from The Leapfrog Group reflects our unwavering commitment to patient safety and high-quality care,” said Corinne Hunter, Mercy Hospital Ada’s director of quality management. “This recognition is a direct result of the dedication and vigilance of our teams, who put patients at the center of everything we do.”

Leapfrog assigns an A to F grade to hospitals using 32 evidence-based measures of patient safety focused on errors, accidents, injuries and infections as well as the systems hospitals have in place to prevent them. 

Ten other Mercy hospitals have earned the highest rating, including in Ardmore and Oklahoma City. Other Mercy hospitals on the list are in Arkansas (Fort Smith and Northwest Arkansas), Kansas (Pittsburg) and Missouri (Jefferson, Lebanon, Southeast, St. Louis and Washington.

In addition to 11 A grades overall, Mercy Ada and five other Mercy hospitals earned Leapfrog’s Straight A designation, highlighting a long-standing dedication to patient safety and quality care. Hospitals must receive an A grade five grading periods in a row in Leapfrog’s twice-annual Hospital Safety Grade assessments to achieve Straight A recognition.

Along with Mercy Ada, the other Mercy hospitals with Straight A designations are Oklahoma City; Fort Smith and Rogers in Arkansas; Pittsburg in Kansas; and Washington in Missouri.  

“An A Grade is a strong sign that Mercy Ada is deeply committed to protecting patients from harm,” said Leah Binder, president and CEO of The Leapfrog Group. “We commend the leadership, board, clinicians, staff and volunteers for the role each played in earning this distinction.”

The Leapfrog Hospital Safety Grade is the only hospital ratings program focused solely on preventable medical errors, infections and injuries that can lead to harm or even death. The grading system is peer-reviewed, fully transparent and free to the public. Grades are updated twice annually, in the fall and spring.

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