Excerpt: [A]mong physicians, insurers, academics and corporate executives from across the ideological spectrum, there is remarkably broad consensus on what ought to be done. A high-performance 21st-century health system, they say, must revolve around the central goal of paying for results. That will entail managing chronic illnesses better, adopting electronic medical records, coordinating care, researching what treatments work best, realigning financial incentives to reward success, encouraging prevention strategies and, most daunting but perhaps most important, saying no to expensive, unproven therapies.

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