Eric Bleeker and a partner respond to 911 calls in this vehicle. The medical team can run simple lab tests and prescribe some drugs, which may spare a patient a trip to the ER. Eric Whitney hide caption

itoggle caption Eric Whitney

Under Kevin Counihan, Connecticut's health insurance exchange used concerts and storefront offices to reach customers. Courtesy of Chion Wolf/WNPR hide caption

itoggle caption Courtesy of Chion Wolf/WNPR

The headquarters for University of Pittsburgh Medical Center and Highmark Blue Cross/Blue Shield dominate the Pittsburgh skyline much as they organizations have dominated health care in the region for decades. Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

Residents fear that the economy of Belhaven, N.C., will collapse because its hospital closed. "How many people go retire somewhere where it doesn't even have a hospital?" asks the mayor. Hyun Namkoong hide caption

itoggle caption Hyun Namkoong

Dr. Charu Sawhney examines patient Mang Caan. Sawhney supports the Affordable Care Act, but has been frustrated by how difficult it is to find specialists who accept some of the plans her patients bought. Carrie Feibel for NPR hide caption

itoggle caption Carrie Feibel for NPR