Keith Gresham, 65, lines up four medications he takes at his home in Detroit in 2011. The self-employed painter was without health insurance for about a decade and was happy to finally turn 65 last year so he could qualify for Medicare. Patricia Beck/MCT/Landov hide caption

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New research suggests that doctors who communicate online with their patients may not see a drop in office visits. iStockphoto.com hide caption

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Two new studies and a proposed class-action lawsuit settlement all have the potential to change dollar signs as lawmakers address the impending fiscal cliff. iStockphoto.com hide caption

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Republican presidential candidate Mitt Romney makes his case about Medicare during a briefing in South Carolina in August. Evan Vucci/AP hide caption

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Bruce Osterweil, 59, of San Francisco has long relied on his wife's employer-sponsored health plan for coverage, but she recently turned 65 and signed up for Medicare. She's going to retire in January and now Bruce is on his own to find a plan on the individual insurance market. Sarah Varney/KFF hide caption

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Denver Health has a network of clinics to keep track of patients discharged from its hospital. Denver Health hide caption

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Rep. Paul Ryan of Wisconsin, seen at a weekend rally in Powell, Ohio, is set to formally accept the GOP nomination to become Mitt Romney's running mate. Jewel Samad/AFP/Getty Images hide caption

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With help from the Affordable Care Act, government fraud investigators will make more use of computer programs to detect Medicare and Medicaid scams. iStockphoto.com hide caption

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C.S. Mott Women and Children's Hospital is part of the University of Michigan Ann Arbor Health System, one of the organizations Medicare is penalizing for its high readmission rate. Lon Horwedel/AP hide caption

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Republican presidential candidate Mitt Romney (right) and running mate Rep. Paul Ryan of Wisconsin greet supporters during a homecoming campaign rally Sunday in Waukesha, Wis. Justin Sullivan/Getty Images hide caption

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Beth Israel Deaconess Medical Center has higher rates of readmissions for Medicare patients for some conditions. But its mortality rates for the same conditions is lower than at many hospitals. Beth Israel Deaconess Medical Center hide caption

itoggle caption Beth Israel Deaconess Medical Center