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. 2023 Aug 15;330(7):660-662.
doi: 10.1001/jama.2023.12951.

Insulin Fills by Medicare Enrollees and Out-of-Pocket Caps Under the Inflation Reduction Act

Rebecca Myerson  1 , Dima M Qato  2 , Dana P Goldman  3 , John A Romley  3
Affiliations

Insulin Fills by Medicare Enrollees and Out-of-Pocket Caps Under the Inflation Reduction Act

Rebecca Myerson et al. JAMA. .
No abstract available

Plain language summary

This study uses data from IQVIA’s National Prescription Audit to assess the association of the Inflation Reduction Act’s cap on cost sharing with insulin fills by Medicare beneficiaries.

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Conflict of interest statement

Conflict of Interest Disclosures: Dr Qato reported being a paid consultant to Public Citizen’s Health Research Group. Dr Goldman reported receiving grants from Amgen, Blue Cross Blue Shield of Arizona, Bristol Myers Squibb, Cedars-Sinai Health System, Edwards Lifesciences, Gates Ventures, Genentech, Gilead Sciences, Johnson & Johnson, KFF (formerly the Kaiser Family Foundation), Novartis, Pfizer, Roche, and Walgreens Boots Alliance; receiving personal fees from the National Railway Labor Conference and Biogen; and being co-founder of EntityRisk and receiving equity for this role. No other disclosures were reported.

Figures

Figure.
Figure.. Insulin Fills With and Without Medicare Part D From September 2021 Through April 2023
The data are from IQVIA’s National Prescription Audit on monthly prescription fills for insulin dispensed at retail and mail-order pharmacies in the US. Data from May through August 2022 are omitted to focus on the changes between the end of 1 calendar year and the beginning of the next calendar year.
See this image and copyright information in PMC

References

    1. Cubanski J, Damico A; KFF (formerly the Kaiser Family Foundation) . Insulin out-of-pocket costs in Medicare Part D. Published July 28, 2022. Accessed April 7, 2023. https://www.kff.org/medicare/issue-brief/insulin-out-of-pocket-costs-in-...
    1. Goldman DP, Joyce GF, Zheng Y. Prescription drug cost sharing: associations with medication and medical utilization and spending and health. JAMA. 2007;298(1):61-69. doi: 10.1001/jama.298.1.61 - DOI - PMC - PubMed
    1. Cefalu WT, Dawes DE, Gavlak G, et al. Insulin Access and Affordability Working Group: conclusions and recommendations. Diabetes Care. 2018;41(6):1299-1311. doi: 10.2337/dci18-0019 - DOI - PubMed
    1. McAdam-Marx C, Ruiz-Negron N, Sullivan JM, Tucker JM. The effects of patient out-of-pocket costs on insulin use among people with type 1 and type 2 diabetes with Medicare Advantage insurance—2014-2018. Health Serv Res. 2023;290(6):1-8. doi: 10.1111/1475-6773.14152 - DOI - PMC - PubMed
    1. Inflation Reduction Act of 2022, HR 5376, 117th Congress. Accessed July 12, 2023. https://www.congress.gov/bill/117th-congress/house-bill/5376

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