Express Scripts, the nation’s largest prescription drug benefits manager, has countersued health insurer Anthem and denied allegations that it overcharged Anthem for prescription medications, ...

Anthem CEO Joseph Swedish said if Express Scripts — the nation’s largest manager of prescription drug benefits — doesn’t give Anthem more money in savings, the insurer might look for another pharmacy ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Express Scripts Research & New Solutions lab in St. Louis County in a 2011 photo. Stephanie S. Cordle [email protected] ...