Study finds Medicaid disenrollment spikes at age 19, with rates up to 83.9%

Medical Xpress
February 19, 2026
AI-Generated Deep Dive Summary
A new study reveals that Medicaid disenrollment rates spike significantly at age 19, with some states reporting an astonishing 83.9% drop in coverage for young adults transitioning from child to adult eligibility categories. This sharp decline highlights a critical gap in insurance coverage for millions of individuals during this pivotal life stage. The shift in Medicaid eligibility at age 19 often results in disenrollment because many young adults no longer qualify under the stricter criteria applied to adults compared to children. This policy threshold disproportionately affects vulnerable populations, including those with chronic conditions or disabilities who rely on Medicaid for essential healthcare services. The study, conducted by researchers at the University of Chicago, emphasizes that this sudden loss of coverage can lead to serious health consequences, as many individuals may delay or forego necessary medical care due to financial constraints. The implications of this findings are particularly concerning for young adults with significant health needs. Without continuous insurance coverage, they face potential interruptions in treatment, higher out-of-pocket costs, and reduced access to preventive care. States like Texas and Florida have reported some of the highest disenrollment rates, underscoring the need for policymakers to address these gaps in Medicaid eligibility and ensure seamless transitions for individuals as they age into adulthood. This issue is not just a matter of individual health outcomes but also a broader equity concern. Many young adults who lose their coverage at age 19 are part of low-income families who rely on Medicaid for affordable healthcare. The study highlights the urgent need for reforms that maintain or expand eligibility criteria to
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Originally published on Medical Xpress on 2/19/2026