CMS is continuing to work with health plans on validating risk corridor and Medical Loss Ratio (MLR) data, and will shortly give issuers instructions on how to submit any needed supplemental information like justifications for potential discrepancies, Marketplace CEO Kevin Counihan wrote in an Aug. 14 letter to insurance CEOs obtained by Inside Health Policy . The letter came after the agency announced that it would not release preliminary aggregate risk corridor calculations on Aug. 14 as planned, due to...