Insurers warn of fraud and exorbitant charges from providers, including one that stuck a parent with a surprise $911,400 bill Carolina Lopez picked up her son, Ezekiel, from school in Roselle Park, N.J. SASHA MASLOV FOR WSJ Insurers warn of fraud and exorbitant charges from providers, including one that stuck a parent with a surprise $911,400 bill Μake us preferred on Google Carolina Lopez searched for therapy services for her autistic son, Ezekiel, who was then 3 years old.