Core and Group Health

The Patient Protection and Affordable Care Act is now covering more people at less cost than most people would have expected a few months ago, Obama said at a White House news conference.

"Secret shoppers" could investigate whether the doctors in the directory are really in the plan.

Website and call center volume surged around March 31.

PPACA is prompting many to spend more at the doctors office and pharmacy, and the impact is reflected in the latest data on consumer spending.

UnitedHealth Group Inc. said first-quarter profit fell 7.8 percent, hurt by cuts to its Medicare Advantage program for elderly and disabled Americans.

A change to the Census Bureau survey could affect how they measure the uninsured and that could impact, and complicate, how the effects of Obamacare are measured.