Express Scripts began in 1986 as a joint venture between Sanus Corp. Health Systems and Medicare Glaser Inc, a retail chain of 79 pharmacies.
The company was purchased by New York Life Insurance Company in 1989 and became publicly traded in 1992 on the NASDAQ.
Express Scripts offers pharmacy benefit managements (PBM) services to managed care organizations, health insurers, employers, union-sponsored benefit plans, government health programs, third-party administrators, primary care physicians, among others.
One of Express Scripts’ biggest clients is the United States Department of Defense’s Tricare program.
Express Scripts is a Fortune 100 company, the 24th largest company in the United States, is a member of the S&P 500, has 30,125 employees, and had $94.4 billion in revenue in 2012.