In Medicaid-expansion states

• “Primary-care visits from Medicaid patients in expansion states increased from 15.6 percent in 2013 to 21.5 percent in 2015.
• “Medicaid patients who were new in 2014, the first year of the {ACA} expansion, returned to the same practice at a higher rate than those who were new to Medicaid in 2013.
• “Uninsured adult visits dropped 2.2 percentage points, from 4.6 percent in 2013 to 2.4 percent in 2015.
• “Commercial visits decreased from 65.2 percent in 2013 to 62.8 percent in 2015 in expansion states.

Non-Medicaid-expansion states

• “The proportion of visits from Medicaid patients to primary-care providers in non-expansion states dropped from 9.4 percent in 2013 to 8.9 percent in 2015.
• “Uninsured adult visits dropped 1.5 percentage points between 2013 and 2015, from 7.2 percent to 5.7 percent.
• ” Visits from commercially insured patients increased from 66.1 percent in 2013 to 68.1 percent in 2015.”