Candidates last week went to great lengths to distinguish their health care proposals from Sanders's Medicare for All.

The plaintiffs say Sutter Health has gained an unfair advantage in provider network negotiations by using mergers and acquisitions.

The insurers say the federal government should not be able to cancel risk corridors program obligations retroactively.

The plan meets the ACA minimum essential coverage requirements, but not the ACA minimum value requirements.

Insurers say the shift would undermine their confidence in program managers' willingness to comply with the law.

The drug program's gross spending increased 20 percent between 2014 and 2016, but net spending increased just 13 percent.

The combined carrier would have about $8.4 billion in revenue and 2.4 million enrollees.

New immigration regulations negatively impact immigrants who purchase coverage with ACA subsidies.