
Compiled by the non-profit, non-partisan Health Care Cost Institute, the database will allow researchers to slice and dice more than 3 billion medical claims for more than 33 million individuals in search of answers.The previously confidential information, scrubbed of identifying details, is being provided by three of the nation’s largest insurance companies: Aetna, Humana, and UnitedHealthcare--whose combined customers account for about 20 percent of Americans under age 65 who are insured through an employer.Until now, researchers have had to extrapolate from far smaller surveys of employers, or rely on government claims statistics from Medicare, which are almost exclusively limited to Americans over age 65.On Monday, the institute offered a first look at its findings, in a report that largely confirmed previously identified trends, but added ...
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