Correlation of antimicrobial prescription rate and county income in medicare part D

Medicare. Part D: Prescription drug coverage.

Impact of Medicare Part D on Medicare-Medicaid dual-eligible beneficiaries' prescription utilization and expenditures.

OBJECTIVE To examine the effect of Part D on 65-78-year-old noninstitutionalized dual eligibles' prescription utilization and expenditures. DATA SOURCE Random sample of unique pharmacy customers of a national retail pharmacy chain who filled at least one prescription during both 2005 and 2006. For each subject, we obtained claims data for every prescription filled between January 1, 2005, and...

Patterns of prescription drug expenditures and medication adherence among medicare part D beneficiaries with and without the low-income supplement

BACKGROUND The association between the Medicare Part D low-income subsidy (LIS), gap coverage, and outcomes such as medical expenditures, prescription fills, and medication adherence is not well understood. The purpose of this study was to examine the relationship between the LIS and these measures for patients within a large, national Part D plan in the United States. METHODS In this cross-s...

The effect of the Medicare Part D prescription benefit on drug utilization and expenditures.

BACKGROUND Information about the effect of the Medicare Part D Prescription Drug Benefit on drug utilization and expenditures is limited. OBJECTIVE To estimate changes in prescription utilization and out-of-pocket expenditures attributable to Part D among a sample of persons eligible for the benefit. DESIGN Generalized estimating equations were used to estimate changes in expenditures and u...

Choice set size and decision making: the case of Medicare Part D prescription drug plans.

BACKGROUND The impact of choice on consumer decision making is controversial in US health policy. OBJECTIVE The authors' objective was to determine how choice set size influences decision making among Medicare beneficiaries choosing prescription drug plans. METHODS The authors randomly assigned members of an Internet-enabled panel age 65 and older to sets of prescription drug plans of varyi...