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Data from health insurer reporting in 2021 is now available.
Health insurance companies in Oregon are required through the rate review process to provide information on the top 25 drugs for various categories: most frequently prescribed, most costly, and those causing the greatest increase in plan spending.
Also, health insurance companies are required to report on the effect of prescription drug costs on premiums, including any effect that rebates or price concessions may have on premiums.
The program received reports from 10 health insurance companies through the annual rate review process. See the
2021 legislative report for details about the data collected and insurance companies starting on
Page 47. The lists submitted by the health insurance companies used the template provided below. The information was used to compile the following aggregate lists of the drugs reported to the program.
2021 Insurer prescription drug listPDF
2020 Insurer prescription drug listPDF
2020 Insurer report dataRead the program's 2020 report to the legislature. Information starts on
Read the program’s report here
(PDF).2019 Reporting template
Top 25 most frequently prescribed drugs.
Top 25 most frequently prescribed drugs as reported by each insurance company.
Top 25 most costly drugs
Top 25 most costly drugs as reported by each insurance company
Top 25 drugs causing the greatest increase in insurance spending
Top 25 drugs causing the greatest increase in insurance spending as reporter by each insurance company
formatted versions of these lists (XSLX) in a single Excel file. The combined lists in this file contain additional information about each drug, including therapeutic classes, FDA approval dates, and whether generic versions of the drugs were available in 2018.
PDF versions of the original lists submitted to the program (ZIP) by the insurers.
R computer code used to combine the lists, along with the raw Excel files used (ZIP).
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