CMS’ last-minute Medicare Part D premium stabilization demonstration amounts to a potential $10 billion bailout for insurers so the administration can avoid headlines about massive Part D premium increases during an election year, a Paragon Health Institute analysis says this week as Republican lawmakers urge the congressional watchdog to investigate the new demo’s legality and cost. But insurers are predictably happy. CVS Health’s leader told investors the company feels this demo will restabilize Part D premiums and it hopes to...