One ACA insurer or no insurer nearby for consumers? The GOP wants to offer an exemption from the mandate.

The Centers for Medicare and Medicaid Services said in January that it found widespread and systemic failures in Cignas private Medicare business.

ACA plan buyers shouldn't see their costs jump, even if premiums increase next year.

With UnitedHealth, Humana, and now Aetna exiting ACA markets, many states might be left with only one Obamacare insurer.

With almost $2 billion in losses this year, big insurance companies are pulling out of the health care program.

Oscars not alone in recording large losses from sales of ACA plans to individuals. The biggest U.S. health insurers are all losing money on them.

Aetna will leave 11 of 15 state Affordable Care Act exchanges for 2017. The move follows similar ones done by UnitedHealth and Humana after mounting losses.

Higher costs from ACA patients are to blame for Anthem's medical spending rising, the insurer said.