Regardless of whether proposed health insurance exchanges under the Affordable Care Act are ever implemented successfully, consumers and employers need better tools to compare the relative cost and quality of the health care they are likely to receive under different plan options.

How can more accurate and actionable information about physicians improve the affordability and quality of U.S. health care?

If we are to improve health care, we need effective ways to measure how health care providers deliver care. Speakers at this conference will assess how existing physician performance measurement tools operate and how we can improve their accuracy, reliability, transparency, and usefulness. For example, both the Government Accountability Office...