From the Insurance Journal item:

A suburban Chicago chiropractor has been sentenced to 20 months in prison for billing an insurance company more than $4 million for treatment that was unnecessary or never provided.

Federal prosecutors said Thursday 46-year-old Steven Paul of Northbrook pleaded guilty to one count of health care fraud. U.S. District Court Judge Rondald Guzman said during a sentencing hearing in Chicago he was imposing the shortest prison term possible because of Paul’s “extraordinary cooperation” in the investigation…

Read the full item at the link:
https://www.insurancejournal.com/news/midwest/2017/12/11/473691.htm