ACFE Global Fraud Conference andyweeks artifical intelligence assessing your anti-fraud program audit engagement scope Auditing Controls versus Transactions audit skills business longevity Case Study certified fraud examiner cia cms-hcc risk adjustment model coding compliance compliance challenging issues compliance program conflicts of interest corporate integrity agreements corporate investigations cybersecurity Dave Fairburn Due Diligence enterprise erm/grc strategy erm grc healthcare hhs oig summary reports investigation guidelines iro james rose jim rough Leah Lane Lorraine Aniello Martin Biegelman Medical Coding Team Medical Practice Acquisition Nancy Roht office of inspector general oig password conundrum risk adjustment Scott Moritz the nature of fraud when boards fail in their oversight role workplans