Original Investigation

Health Care Utilization and Equity in Medicare Advantage Compared With Traditional Medicare

JAMA Network Open 10.1001/jamanetworkopen.2026.32953

September 09, 2026 at 11:00 AM EDT

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In this cohort study of MA and TM beneficiaries, exposure to MA was associated with a narrowing of utilization gaps for discretionary procedures with similar impacts on utilization across racial and ethnic groups for less discretionary procedures and overall utilization. Observed reductions in disparities in utilization possibly reflect reductions in discretionary use of procedures among White beneficiaries rather than increased access for Black and Hispanic beneficiaries.

Corresponding Author: Lucy B. Schulson, MD, MPH, Section of General Internal Medicine, Boston Medical Center/Chobanian and Avedisian School of Medicine at Boston University, 801 Massachusetts Ave, Second Floor, Boston, MA 02118 (Lucy.Schulson@bmc.org).

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