Affordable Care Act

Millions of Americans might not be able to afford insurance if the Supreme Court rules the government erred in making subsidies available in all states. Arguments are

Young adult children may have more options than their parents in choosing health coverage. So they may want to go their separate ways when shopping for insurance.

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.

Companies mainly in lower-wage industries that hadn't previously offered health coverage had been flocking to the stripped-down plans for 2015.

There will be a special insurance enrollment period from March 15 to April 30 for people to use HealthCare.gov if they discover they owe a penalty for not having coverage when filling out their taxes.

Women who get pregnant and don't have health insurance can't sign up outside open enrollment until after they give birth. Advocates say that puts mother and child at risk of serious health problems.

The Health and Human Services Office of Inspector General said it would review Medicare Advantage billing practices with an eye toward curbing overcharges.

Marilyn Tavenner said she was stepping down in February. She joined the Obama administration in 2010 and oversaw the problematic rollout of President Obama's signature domestic program.