Khullar, D, Chokshi, DA. New England Journal of Medicine.
The recent formation of over 300 accountable care organizations (ACOs) reflects a belief in the potential for integrated health care delivery systems to promote the "triple aim": better care for individuals, improved population health, and lower per capita costs. (http://www.ncbi.nlm.nih.gov/pubmed/18474969) In July 2013, the Center for Medicare and Medicaid Innovation (CMMI) released results from the first year of its Pioneer ACO pilot study, providing an important initial glimpse into the performance of these health systems. But truly capturing and comparing the overall value of these systems will require refining existing performance metrics and introducing new ones, as well as encouraging greater participation and standardization across a diverse set of payers and provider organizations. Improving our systems requires improving our measurements.
The full text of this article is available from NEJM.
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