Under the government microscope: how fraud and abuse allegations have taken the health care world by storm.

Hospitals are talking about it. Home health agencies are talking about it. Physicians are talking about it. The government and politicians are talking about it. And plenty of other people are talking about it, too. The subject is health care fraud and abuse, which often includes billing errors. As you may have heard, the United States Department of Justice has made fighting fraud and abuse within the nation's Medicare and Medicaid programs its No. 2 priority behind violent crime.