CMS Administrator Seema Verma said Tuesday (May 1) that agency staff are working through legal issues in an effort to let states use restricted Medicaid formularies that would give them more leverage in price negotiations with brand drug makers. Lobbyists for drug makers and patients thought the agency would likely reject a closed-formulary request by Massachusetts , but a source monitoring the MassHealth waiver request said approval of a modified waiver is still a possibility. “We’re sort of working through...