A potential major shift in CMS' federal exchange re-enrollment policy that would let consumers opt to be auto-enrolled into the lowest-premium plan instead of their existing plan has come under fire from nearly two dozen states as well as the insurance industry, consumer advocates and some industry experts. The potential policy change is one of the most contentious among dozens of measures included in CMS' proposed rule on ACA benefits and payment parameters. "[W]e are exploring implementing in the FFE...