CMS underestimated Medicare ACOs' savings

Modern Healthcare: The Medicare Shared Savings Program generated $1.84 billion in savings over three years, which is nearly twice the savings that CMS data show, according to a new study commissioned by the National Association of ACOs.

The study, published Tuesday, also found accountable care organizations reduced Medicare spending by $542 million after accounting for shared savings by the ACOs from 2013 to 2015. This contradicts data from the CMS that ACOs actually increased Medicare spending by $344 million over the time period.

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