Shining A Light On ‘Ghost’ BillionsThe U.S. Department of Labor (DOL), on Jan. 29, issued a landmark proposed regulation demanding “radical transparency” from Pharmacy Benefit Managers (PBMs), the powerful middlemen owned by health giants like CVS (Caremark), UnitedHealth (OptumRx), and Cigna (Express Scripts).The proposed rule would require PBMs to fully disclose their compensation to self-insured group health plans, which cover approximately 90 million Americans. Specifically, the regulation targets:Sprea ...