Description: Changes in CMS requirements for 2011 Medicare Part D plans aimed at reducing confusion surrounding the PDP selection process by making plan differences more visible to seniors. Carriers have responded by making the most significant changes in plan offerings since the program's inception, which is expected to result in membership shifts.

Description: This article compares the Prescription Drug Plan (PDP) market to the commercial individual market exchanges included in the Affordable Care Act. PDP carrier actions to date could help predict certain aspects of the exchange market.