
The Big 3 PBMs: An Analysis of Market Share & Dominance
Explore the top 3 Pharmacy Benefit Managers (PBMs) controlling 80% of the U.S. market. Learn about CVS Caremark, Express Scripts, & OptumRx's impact.

Explore the top 3 Pharmacy Benefit Managers (PBMs) controlling 80% of the U.S. market. Learn about CVS Caremark, Express Scripts, & OptumRx's impact.

Learn what Pharmacy Benefit Managers (PBMs) are and their role in the U.S. healthcare system. This guide explains how PBMs impact drug prices, rebates, and cost

Learn how PBMs work and compare self-funded vs. fully insured health plans. This guide explains financing models, ERISA, risk, and PBM impact on drug costs.