About The Study: This study found that medication use increased after implementation of Medicare annual out-of-pocket cost caps, particularly among the highest-cost medications. These results suggest that the policy substantially improved patient access to high-cost medications for Medicare-insured patients.
Corresponding Author: To contact the corresponding author, Christopher L. Cai, MD, email chrislcai@gmail.com .
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(doi:10.1001/jamahealthforum.2026.1545)
Editor’s Note: Please see the article for additional information, including other authors, author contributions and affiliations, conflict of interest and financial disclosures, and funding and support.
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About JAMA Health Forum: JAMA Health Forum is an international, peer-reviewed, online, open access journal that addresses health policy and strategies affecting medicine, health and health care. The journal publishes original research, evidence-based reports and opinion about national and global health policy; innovative approaches to health care delivery; and health care economics, access, quality, safety, equity and reform. Its distribution will be solely digital and all content will be freely available for anyone to read.
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