The top three defendants in a $22 million healthcare fraud case appear to have reached a plea deal with the federal government. According to court paperwork filed on Wednesday, Hertel & Brown Physical Therapy,

Two more defendants reach plea deals in Hertel & Brown fraud case, bringing number of deals to 14 out of 21 defendants. Clues emerge about sentences.

Defendant agrees with prosecution evidence that owners of physical therapy business told her to bill for most expensive treatments — "the big boys."

The government alleges the business and its employees took part in a years long scheme to over bill Medicare, Medicaid, and private insurance companies.

As judge prepares for lengthy trial, she holds hearing with 7 defendants going to trial, accepts guilty pleas from 2 other defendants in fraud case.