St. John's Mercy Health Care

Mercy, formerly known as St. John's Mercy Health Care, is one of the largest non-profit Catholic health systems in the United States, serving millions of patients annually. Headquartered in St. Louis, Missouri, the organization operates dozens of hospitals and hundreds of outpatient facilities across Missouri, Arkansas, Oklahoma, and Kansas. The system provides a comprehensive range of medical services, including primary care, oncology, cardiology, and advanced surgical interventions. Mercy is recognized for its highly integrated care delivery model and was an early adopter of comprehensive electronic health record systems. In addition to clinical care, the system participates in numerous clinical trials, serving as a vital site for pharmaceutical and medical device research.