The effect of office visit copayments on preventive care services in an HMO.


We examined the impact of a $5 office visit copayment on use of preventive care services by Washington State enrollees in a health maintenance organization. Utilization data were compared for 30,415 State enrollees and 21,633 enrollees without copayments who were enrolled 12 months before and after the start of copayments. Copayments resulted in a 14… (More)


Figures and Tables

Sorry, we couldn't extract any figures or tables for this paper.