Kaiser Permanente president and chief operating officer Bernard Tyson will take over as CEO and chairman of the health care company, the insurance giant announced Monday.

Nearly one-fifth of surveyed clinicians participate in an accountable care organization, while many more plan to join one within the next year, according to a new survey.

If physician practice trends continue, more than 44,000 physicians will be lost from the workforce in the next four years.

More Americans had health insurance in 2011

Almost all wellness program participants showed some improvement in health risk status.

Move over, HMOs.

4.6% increase in cost for people with employer-sponsored insurance in 2011

Americans have an important decision making event coming upselecting their 2013 health benefits.