Updated Story A federal district court recently ruled that HHS did not act arbitrarily in setting the rules for the Affordable Care Act's risk adjustment program and thus denied a request from a Massachusetts-based health co-op to issue a summary judgement in its lawsuit claiming the department had violated the Administrative Procedure Act. The risk adjustment program aims to mitigate adverse selection by transferring funds from issuers with healthier enrollees to those with sicker populations. While CMS...