My research with Christopher lead me to this.

"In what US authorities called the largest Medicare fraud takedown in history, raids involving 350 agents were carried across the USA, including Houston, Detroit, New York, and Miami. So far, 94 people have been charged - many of them healthcare professionals - in scams totaling over one-quarter of a billion dollars. Apparently, this is only the tip of the ice-berg. Estimated Medicare fraud could ..."