The court filing, which goes beyond an earlier administration position, is expected to be an issue in the presidential c...

Republican and Democratic states clash in oral arguments over whether the health law is unconstitutional now that Congre...

How the country’s largest lobbyist for the pharmaceutical industry is using “dark money” to support an advocacy group’s...

In spite of Republican attacks, the insurance markets under the Affordable Care Act are stubbornly resilient. While cons...