Insurers test out privately opened Tuesday for insurers to test out--privately. On Monday, the Centers for Medicare & Medicaid Services emailed insurers regarding the testing process, and noted the process requires confidentiality, according to the Wall Street Journal. Last year, insurers weren't required to keep their opinions and findings to themselves. Yet the upcoming open enrollment period is another story, considering the significant glitches the website endured last open enrollment period. This year, insurers will get a longer period to test out the site, but will not be able to publicly talk about it. Article