The Part D rule that CMS proposed Thursday (Nov. 16) targets pharmacy benefit managers by proposing to make the middlemen share rebates and other pharmacy fees with beneficiaries, instead of pocketing those savings. Other major changes to the drug benefit program that CMS proposes include making it easier for pharmacies to enter specialty pharmacy networks, lowering beneficiary cost-sharing on biosimilars and letting insurance companies offer similar drug plans in the same market. The proposed rule also includes several Medicare Advantage...