Medicaid expansion in Missouri led to reduction in out-of-pocket costs, analysis finds

After Medicaid expansion began in Missouri in July 2021, the proportion of emergency department visits financed by Medicaid rose by nearly 15 percentage points, while the proportion of such visits financed by the uninsured dropped by 14 percentage points, finds a new analysis from the Center for Advancing Health Services, Policy and Economics Research at Washington University in St. Louis.