The Alvin J. Siteman Cancer Center at Barnes-Jewish Hospital and Washington University School of Medicine is an international leader in cancer treatment, research, prevention, education and community outreach. It is the only cancer center in Missouri to hold the prestigiousComprehensive Cancer Center designation from the National Cancer Institute and membership in the National Comprehensive Cancer Network. Parent institutions Barnes-Jewish Hospital and Washington University School of Medicine also are nationally recognized, with U.S. News & World Report magazine consistently ranking both among the best in the country.

Siteman offers the expertise of more than 350 Washington University research scientists and physicians who provide care for 8,500 newly diagnosed cancer patients each year. A full range of advanced diagnostic and treatment services are available for patients with all types of cancer, many of them provided in a state-of-the-art outpatient facility that opened in 2001. Siteman also offers patients access to support services throughout their care. Satellite facilities are conveniently located near the campus of Barnes-Jewish West County Hospital in Creve Coeur and at Barnes-Jewish St. Peters Hospital in St. Charles County and at Siteman Cancer Center