Expected Source of Payment at Emergency Department Visits for Adults Aged 18-64 for the United States and in the Five Most Populous States, 2012.

KEY FINDINGS: Data from the National Hospital Ambulatory Medical Care Survey, 2012 •In 2012, 33% of emergency department (ED) visits in the United States made by adults aged 18-64 had private insurance as the expected source of payment. This percentage was lower for Illinois than for the total United States. •In 2012, 21% of ED visits made by adults aged 18-64 had Medicaid as the expected source of payment. This percentage varied across the five most populous states, ranging from 12% in Texas to 30% in New York. •In 2012, 20% of ED visits in the United States were made by adults aged 18-64 with no insurance (self-pay, no charge, charity, or a combination of these types were the only reported expected sources of payment).This percentage varied across the five most populous states, ranging from 15% in New York to 28% in Texas.