Costco approach could have saved Medicare $2.6 billion in drug spending, USC analysis shows

Medicare spent billions more money on generic drugs for its beneficiaries than warehouse chain Costco did for the same drugs, according to an analysis published Tuesday. This overspending hit $2.6 billion in 2018, Erin Trish, associate director of the University of Southern California's Schaeffer Center for Health Policy and Economics, and colleagues wrote in a letter to the Journal of the American Medical Association's JAMA internal Medicine.