{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T06:37:20Z","timestamp":1789022240985,"version":"build-2803163510"},"reference-count":34,"publisher":"Wiley","issue":"S2","license":[{"start":{"date-parts":[[2024,12,30]],"date-time":"2024-12-30T00:00:00Z","timestamp":1735516800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Health Services Research"],"published-print":{"date-parts":[[2025,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To test whether enrolling in traditional Medicare (TM) or Medicare Advantage (MA) at age 65 reduces mental healthcare utilization among individuals with mental health symptoms and low or moderate family incomes.<\/jats:p><\/jats:sec><jats:sec><jats:title>Study Setting and Design<\/jats:title><jats:p>We employ a fuzzy regression discontinuity design, comparing the likelihood of having an outpatient mental health visit or a psychotropic drug fill among individuals younger than or older than the age 65 Medicare eligibility threshold.<\/jats:p><\/jats:sec><jats:sec><jats:title>Data Sources and Analytic Sample<\/jats:title><jats:p>We analyze 2014\u20132021 Medical Expenditure Panel Survey data. Our primary sample is restricted to individuals with probable mental health symptoms as indicated by their score on the Kessler K6 psychological distress scale (K6) and Patient Health Questionnaire\u20102 instrument (PHQ\u20102) and who have incomes less than 400% of the federal poverty level.<\/jats:p><\/jats:sec><jats:sec><jats:title>Principal Findings<\/jats:title><jats:p>Among individuals with probable mental health symptoms and low or moderate incomes, enrolling in Medicare (combining the effect of MA and TM) is associated with a 24.9 percentage point reduction (95% CI \u221249.1 to \u22120.8; <jats:italic>p<\/jats:italic>\u2009=\u20090.043) in the likelihood of having any type of outpatient mental health visit and a 31.3 percentage point reduction (95% CI \u221254.2 to \u22128.4; <jats:italic>p<\/jats:italic>\u2009=\u20090.008) in the likelihood of having a prescription drug fill for a psychotropic drug. Effects of MA and TM on mental healthcare utilization are not statistically different from each other. We observe no impact of enrolling in Medicare on the likelihood of having a visit to a primary care provider, having a visit to a non\u2010mental healthcare specialist, or having a fill for a prescribed non\u2010psychotropic drug.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Enrolling in Medicare is associated with a reduction in the use of mental healthcare among individuals with probable mental health symptoms and low or moderate family incomes. Our findings suggest that the program poses access barriers specific to mental healthcare.<\/jats:p><\/jats:sec>","DOI":"10.1111\/1475-6773.14423","type":"journal-article","created":{"date-parts":[[2024,12,30]],"date-time":"2024-12-30T04:14:04Z","timestamp":1735532044000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Enrollment in Medicare is associated with fewer outpatient mental healthcare visits among those with mental health symptoms"],"prefix":"10.1111","volume":"60","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6939-6758","authenticated-orcid":false,"given":"Grace","family":"McCormack","sequence":"first","affiliation":[{"name":"Schaeffer Center for Health Policy &amp; Economics Price School of Public Policy University of Southern California  Los Angeles California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erin","family":"Duffy","sequence":"additional","affiliation":[{"name":"Schaeffer Center for Health Policy &amp; Economics Price School of Public Policy University of Southern California  Los Angeles California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Josephine","family":"Rohrer","sequence":"additional","affiliation":[{"name":"Schaeffer Center for Health Policy &amp; Economics Price School of Public Policy University of Southern California  Los Angeles California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5510-7284","authenticated-orcid":false,"given":"Adam","family":"Biener","sequence":"additional","affiliation":[{"name":"Department of Economics Lafayette College  Easton Pennsylvania USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2024,12,30]]},"reference":[{"key":"e_1_2_11_2_1","unstructured":"SeshamaniM JacobsD.Important new changes to improve access to behavioral health in Medicare.2023. CMSgov. Accessed March 31 2024.https:\/\/www.cms.gov\/blog\/important\u2010new\u2010changes\u2010improve\u2010access\u2010behavioral\u2010health\u2010medicare"},{"key":"e_1_2_11_3_1","unstructured":"GrahamJ.Medicare expands the roster of available mental health professionals. Accessed March 31 2024.https:\/\/kffhealthnews.org\/news\/article\/medicare\u2010mental\u2010health\u2010professionals\u2010more\u2010options\/2023."},{"key":"e_1_2_11_4_1","unstructured":"Announcement about Medicare participation for calendar year 2024. Accessed March 31 2024.https:\/\/www.cms.gov\/files\/document\/medicare-participation-announcement.pdf"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1377\/hlthaff.2022.01547"},{"key":"e_1_2_11_6_1","doi-asserted-by":"publisher","DOI":"10.1377\/hlthaff.2018.05226"},{"key":"e_1_2_11_7_1","unstructured":"FreedM SroczynskiN NeumanT.Mental health and substance use disorder coverage in Medicare advantage plans.2023. 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