One form of carbapenem-resistant bacteria seen in culture. CRE bacteria are blamed for 600 deaths a year in the U.S. and can withstand treatment by virtually every kind of antibiotic. CDC hide caption

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Heartland Regional Medical Center in St. Joseph, Mo., is changing its name to Mosaic Life Care. It was the focus of an NPR and ProPublica investigation into its billing practices. Steve Hebert for ProPublica hide caption

itoggle caption Steve Hebert for ProPublica

Steven Brill is a journalist who also founded Court TV, American Lawyer magazine, 10 regional legal newspapers and Brill's Content Magazine. He teaches journalism at Yale. Courtesy of Random House hide caption

itoggle caption Courtesy of Random House

Insurance companies negotiate with hospitals and doctors the price of every treatment, procedure and medical service. That price differs from hospital to hospital — even health plan to health plan. Vincent Wartner/Science Source hide caption

itoggle caption Vincent Wartner/Science Source

Ouch! Jeffrey Craig Hopper got good emergency treatment after being hit in the eye with a baseball in June. But months later he was slapped with an extra medical bill he never expected. Jennifer Hopper hide caption

itoggle caption Jennifer Hopper

A nurse at the University of California Medical Center in San Francisco protests lack of Ebola preparedness in October. The issue will be the focus of national demonstrations Wednesday. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

Ebola patient Amber Vinson arrived by ambulance at Emory University Hospital on Oct. 15. Now healthy, Vinson was discharged from the hospital Tuesday. Kevin C. Cox/Getty Images hide caption

itoggle caption Kevin C. Cox/Getty Images

An official at the University of Michigan Health System in Ann Arbor says its mix of patients helps explain the infection rates. Scott C. Soderberg/Courtesy of University of Michigan Health System hide caption

itoggle caption Scott C. Soderberg/Courtesy of University of Michigan Health System