In 2015, New York passed a surprise billing law that uses 'baseball-style' arbitration as a way to settle payment disputes between payers and doctors.

Nearly a third of health plans on the federal exchanges don't yet have a quality rating — including all the plans in Iowa, Kansas and Nebraska.

In a tight labor market, offering a more generous plan with a lower deductible can be an attractive recruitment tool.

A handful of states are offering alternatives to get more enrollees into jobs to lift them out of poverty and off Medicaid.