While retail pharmacies have been struggling lately, CVS may have an ace up its sleeve: its pharmacy benefit manager (PBM) Caremark. PBMs are the intermediaries between pharmacies and drug manufacturers that set the reimbursement rates pharmacies receive for dispensing drugs. The three largest PBMs in the country—CVS’s Caremark, Cigna’s Express Scripts, and UnitedHealth Group’s OptumRx—are all vertically integrated within other large healthcare companies and collectively administer roughly 80% of prescriptions in the US, affecting an estimated 270 million people, according to the Federal Trade Commission (FTC). The companies’ pricing structures are not very transparent, as they aren’t required to disclose how they set reimbursement rates or how much they profit from drug manufacturer rebates. They’re also generally pretty profitable, with the big three PBMs achieving combined revenues of more than $400 billion in 2022, according to data from nonprofit research organization the Brookings Institution. For comparison, the global pharmaceutical industry brings in about $1.6 trillion a year, while the health tech market was worth $278 billion in 2023. Keep reading here.—MA, CM |