PBMs, the Brokers Who Control Drug Prices, Finally Get Washington’s Attention

May 11, 2023

(KFF News) – The three biggest PBMs — OptumRx, CVS Caremark, and Express Scripts — control about 80% of prescription drug sales in America and are the most profitable parts of the health conglomerates in which they’re nestled. CVS Health, the fourth-largest U.S. corporation by revenue on Fortune’s list, owns CVS Caremark and the insurer Aetna; UnitedHealth Group, a close fifth, owns Optum; and Cigna, ranking 12th, owns Express Scripts. While serving as middlemen among drugmakers, insurers, and pharmacies, the three corporations also own the highest-grossing specialty drug and mail-order pharmacies. (Read More)