How do PBMs make money?

A helpful article from Mattingly et al. (2023) describes history, business practices, economics, and policy for pharmacy benefit managers (PBMs). Part of this article explains how PBMs make money. They claim there are three primary avenues. Rebate retention. Plan sponsors pays the list price of the drug net of rebates and discounts received.  PBMs are…

The evolution of PBMs over the past 2 decades

A ViewPoint by Richman and Adashi in JAMA this week provides a nice overview of the pharmacy benefit manager (PBM) marketplaces as well as some considerations for the Federal Trade Commission (FTC) to consider.  Below I summarize some of the developments in the PBM market in recent decades. Of particular note is that PBMs have…