The newly approved Harvoni tablets bring several advances to the fight against hepatitis C, but they also have a steep price tag, reported at $1,125 for a single dose. Gilead Sciences hide caption

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Kevin Wierhs and Susan Johnson confer about what works and what doesn't in managing diabetes. Sarah McCammon/Georgia Public Broadcasting hide caption

itoggle caption Sarah McCammon/Georgia Public Broadcasting

A check of Medicare's new database of payments to physicians confirms that at least $6 million in 2012 went to doctors who had been indicted or otherwise sanctioned. iStockphoto hide caption

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Gubernatorial hopeful Dr. Donald Berwick speaks at the Massachusetts Democratic Party Platform Convention in July. Aram Boghosian/Boston Globe via Getty Images hide caption

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Presenting Marilyn Tavenner, the first official official in charge of the Centers for Medicare and Medicaid Services in years. Manuel Balce Ceneta/AP hide caption

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Health and Human Services Secretary Kathleen Sebelius (center), flanked by Centers for Medicare and Medicaid Services Acting Administrator Marilyn Tavenner (left) and Food and Drug Administration Commissioner Margaret Hamburg, speaks during a budget briefing in Washington on Wednesday. Manuel Balce Ceneta/AP hide caption

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Arkansas Gov. Mike Beebe speaks at a rally promoting the expansion of Medicaid in the state in front of the Capitol in Little Rock on March 7. Danny Johnston/AP hide caption

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Luz Sepada, 59, lives in South Tucson, Ariz. Before the University of Arizona Health Plan assumed control of her medical care, Sepada was hospitalized 10 times in one year. After she was assigned a UAHP case manager, Sepada has been able to stay at home with no trips to the emergency department. Sarah Varney/KHN hide caption

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The majority of what happens on Jan. 1, 2013, is tax increases and cuts in tax deductions to pay for the changes coming in 2014. iStockphoto.com hide caption

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Rep. Henry Waxman, D-Calif., speaks Tuesday at a news conference calling for no reduction in the Medicare and Medicaid budgets, as part of the year-end budget talks on Capitol Hill in Washington. Waxman said he does not support means testing for Medicare. Joshua Roberts/Reuters /Landov hide caption

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Sen. Tom Harkin, D-Iowa, speaks Tuesday as Rep. Elijah Cummings, D-Md., Sen. Sheldon Whitehouse, D-R.I., Sen. Al Franken, D-Minn., and Sen. Ben Cardin, D-Md., listen during a news conference on Capitol Hill calling for no reduction in the Medicare and Medicaid budgets as part of the year-end budget talks. Joshua Roberts/Reuters /Landov hide caption

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Increasingly, companies are contracting with Medicare exchanges to try to ease the transition for their former employees. Michael McCloskey/iStockphoto.com hide caption

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President Obama and Republican presidential candidate Mitt Romney first debated Medicare on Oct. 3. Saul Loeb/AFP/Getty Images hide caption

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Vice President Biden (left) and Republican vice presidential candidate Paul Ryan during Thursday's debate. Saul Loeb/AFP/Getty Images hide caption

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