The Affordable Care Act

In a video, economist Jonathan Gruber says "the stupidity of the American voter" was key to the law's passage. He has apologized, but critics say his remarks are an admission of intentional deceit.

In his first news conference since an overwhelming victory for Republicans on Tuesday, the House speaker also said approval of the Keystone XL pipeline is a key item on the GOP agenda.

Many companies planned to offer health insurance without hospital coverage because it met requirements of a "minimum value" formula. But the Treasury Department says those plans aren't legal.

"A year ago this week, the healthcare.gov website was in near meltdown. Both supporters and opponents of Obamacare were appalled at how badly the rollout…

A federal calculator that companies use to certify whether their health insurance complies with the Affordable Care Act appears to bless plans without hospital coverage.

The question will be if Kevin Counihan can replicate his success in Connecticut with the federal health exchange, which was plagued with problems. The goal: A smoother Year Two for Obamacare.

Medicare's trust fund is projected to have money until 2030, four years longer than predicted last year. But the fund that pays for disability benefits could run dry just two years from now.

Some people could lose the subsidies that help pay for their premiums. But that's unlikely says Dr. Aaron Carroll, a regular Sound Medicine contributor.…

New federal data obtained by ProPublica shows nearly 1 million insurance transactions since mid-April - an unexpectedly high number.

Federal data, obtained by ProPublica under the Freedom of Information Act, show that nearly 1 million insurance transactions have taken place since the middle of April.