Federal prosecutors charged 15 individuals in Minnesota with a $90 million Medicaid fraud scheme involving the largest autism-related billing abuse in history.Health and Human Services Secretary Robert F. Kennedy Jr. condemned the exploitation of vulnerable populations while confirming that federal oversight will intensify through an expanded national fraud task force.This enforcement action coincides with the sentencing of a major fraud ringleader and ongoing federal financial restrictions imposed on Minnesota state programs.Authorities allege that defendants used kickbacks to secure false medical diagnoses and laundered millions into luxury assets.