Ketcham, Jonathan D. - 2008
We analyze Medicare Part D's net effect on elderly out-of-pocket (OOP) costs and use of prescription drugs using a …-2007, Part D reduced elderly OOP costs per day's supply of medication by 21.7%, and increased elderly use of prescription drugs … that our findings are 2.6 times as large. We conclude that Part D lowered elderly patients' OOP costs substantially and …