In their latest attack on the Affordable Care Act, House Republicans question why the Obama administration transferred money last year from the National Institutes of Health and the Centers for Disease Control and Prevention to pay for the operation of the federal health insurance marketplace.

The Treasury Department has an easy fix for taxpayers who filed their returns using inaccurate data sent by HealthCare.gov: They don’t have to do anything at all.

For months, Republicans have rallied around the latest Supreme Court challenge to Obamacare—embracing it as their last real opportunity to bring down the president’s health care law once and for all.

American workers already struggling with stagnant wages are being saddled with higher medical bills even as employers reap the benefits of a sustained slowdown in the growth of healthcare costs, a new report indicates.

Health plans obtained through union collective bargaining agreements often include much more generous benefits than other employer-sponsored plans. But such benefits are likely to be pared down as the Affordable Care Act's excise tax nears, a new study in Health Affairs contends.

Four popular national rating systems used by consumers to judge hospitals frequently come to very different conclusions about which hospitals are the best — or worst — potentially adding to the confusion over health care quality, rather than alleviating it, a new study shows.