Gov. Bill Haslam announces his proposal to expand Medicaid in Tennessee on Dec. 15. Under the plan, the hospital association would pay the state's portion of the program. Erik Schelzig/AP hide caption

itoggle caption Erik Schelzig/AP

Donna Giron wheels through the halls of the nursing home she's lived in since May. Finding an affordable home of her own has been difficult. Sarah Jane Tribble/WCPN hide caption

itoggle caption Sarah Jane Tribble/WCPN

Valerie Davidson was appointed health commissioner by Alaska's Gov. Bill Walker to help him expand Medicaid in the state. She'll look for middle ground with Republicans to get it done, she says. Lori Townsend/Alaska Public Media hide caption

itoggle caption Lori Townsend/Alaska Public Media

Andres Cuartas got help from an agent last March when he signed up for health insurance at a Miami mall. In the last year, the percentage of women who are uninsured has dropped more than the percentage of uninsured men. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images

One rationale for extending Medicaid coverage to more people is to help them get to a doctor or clinic before a minor illness becomes a medical emergency. iStockphoto hide caption

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Among heroin addicts who are able to quit, 40 to 60 percent relapse within the first year — many within the first weeks of release from a treatment program. Diane Diederich/iStockphoto hide caption

itoggle caption Diane Diederich/iStockphoto

Arkansas, Kentucky, Delaware and Colorado have all seen significant increases since 2013 in the percentage of residents who have health insurance. Vectoraart/iStockphoto hide caption

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Carmen Smith, 44, shows son Roland, 6, her new perfume. The Cleveland resident says getting on Medicaid has made it much easier to manage her diabetes. Sarah Jane Tribble/WCPN hide caption

itoggle caption Sarah Jane Tribble/WCPN

Doctors say they need to accept patients with a variety of types of insurance in order for them to stay in businesses. iStockphoto hide caption

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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

Lissette Encarnacion in her apartment at The Brook, a supportive housing complex in the New York City borough of the Bronx. Natalie Fertig/WNYC hide caption

itoggle caption Natalie Fertig/WNYC