Am J Public Health 2021 06 15;111(6):1106-1112. Epub 2021 Apr 15.
Felix M. Muchomba is with the School of Social Work, Rutgers University, New Brunswick, NJ. Neeraj Kaushal is with the School of Social Work, Columbia University, New York, NY, and the National Bureau of Economic Research, Cambridge, MA.
To estimate the effect of Medicaid expansion on noncitizens' and citizens' participation in the Supplemental Security Income (SSI) program. The Affordable Care Act (ACA) expanded Medicaid eligibility to cover low-income nonelderly adults without children, thus delinking their Medicaid participation from participation in the SSI program. Using data from the Social Security Administration for 2009 through 2018 (n = 1020 state-year observations) and the Current Population Survey for 2009 through 2019 (n = 78 776 respondents), we employed a difference-in-differences approach comparing SSI participation rates in US states that adopted Medicaid expansion with participation rates in nonexpansion states before and after ACA implementation. Read More