Western Anesthesiology Associates, Inc.  is the exclusive provider of anesthesiology services for patients undergoing surgery and diagnostic and therapeutic procedures at St. John’s Mercy Medical Center.

St. John's Mercy Medical Center is a leader in comprehensive patient and family medical care, medical education, research and community services.
A member of St. John's Mercy Health Care and sponsored by the
Sisters of Mercy Health System, St. John's Mercy is one of the nation's largest Catholic health care complexes and the second-largest hospital
in metropolitan St. Louis.

St. John’s Mercy operates the only Level I Trauma Center and Level III Neonatal Intensive Care Unit in St. Louis County, and serves as the community hospital for patients with a variety of conditions and health needs.

As a teaching and research hospital, St. John's Mercy utilizes innovative technology and draws health care professionals from across the nations who practice in nearly every clinical specialty.

By providing comprehensive health services within the St. Louis community, St. John's Mercy has progressively evolved from a 25-bed infirmary for women and children in 1871 to the current Medical Center campus in west St. Louis County, which comprises nearly 80 acres.
 

The Medical Center campus includes: 979 licensed beds; a fully accredited teaching hospital; a 100,000-square-foot Cancer Center with advanced diagnostic and treatment capabilities; dedicated inpatient women's health services, including a two-story addition exclusively for mothers and babies and featuring all private rooms; comprehensive pediatric services, including a pediatric emergency department and the only pediatric intensive care unit in St. Louis County; the largest Burn Center in Missouri; a 120-bed Skilled Nursing Center; a GI Endoscopy Lab with 12 procedure rooms; a nine-level Heart Hospital with 96 private patient rooms, cardiac catheterization labs and 5 Operating Rooms; and the Surgery Center that provides inpatient and outpatient surgical services in 28 operating rooms.
 

St. John’s Mercy Health Care also includes: St. John's Mercy Medical Group (SJMMG) a physician-governed group practice composed of board-certified and board-eligible primary care physicians and specialists; Unity Health Network is the managed care division of St. John's Mercy Health Care; Unity Health Services a division of St. John's Mercy Health Care that provides home, retail and ambulatory health services; The Edgewood Program a multidisciplinary chemical dependency treatment program and Medical Office Buildings and Facilities distributed throughout the St. Louis Metropolitan region.  

Visit their website www.stjohnsmercy.org to learn more.