Springfield, IL (CAPITOL CITY NOW) – 56-year-old Jacksonville Chiropractor Sean Rondeau will serve a year in prison on multiple charges including healthcare fraud, mail fraud. and wire fraud.

Rondeau was sentenced Wednesday in U.S. District Court in Springfield. Following his prison sentence, he will also service three years supervised probation and owes more than $268,000 in restitution.

He was accused of filing more than two thousand separate fraudulent claims, the result of an intentional choice Rondeau made, requiring direct action. During the investigation he had his clients sign false documents in an attempt to cover up the fraud.

U.S. District Court Judge Colleen R. Lawless noted Rondeau had also committed fraud over a decade ago and continued to submit false claims after he knew he was being investigated for the current fraud.

Rondeau was indicted in August 2024 and pled guilty n December 2025.