The healthcare fraud news report case from the New York times "24

Charged in $1.2 Billion Medicare Scheme, U.S. Says". What is the importance of healthcare finance compliance practices and the potential criminal and monetary fines that can be imposed on the individual and/or organization from the case. What is the case point of application for the financial compliance process. Explain what financial compliance processes could have prevented the occurrence of this case. What loopholes in the applicable law or the system the perpetrators used to commit the fraud? What is the succinct overview of the healthcare finance fraud committed applied to this case?
https://www.nytimes.com/2019/04/09/us/billion-dollar-medicare-scam.html