Former nurse practitioner blows whistle on alleged fraud by family physician

A family physician and his practice located in Knoxville, Tennessee, agreed to pay $285,000 to resolve allegations of improper billing to government healthcare programs in violation of the False Claims Act. Dr. Chang-Wen Chen and his practice, Chang-Wen Chen, M.D., P.C., allegedly submitted billings at inflated rates to Medicare, TennCare and TRICARE from 2013 through 2019.