They paid people to stage crashes. They bilked insurance companies for more than $100,000 in medical treatments patients never received and had unlicensed receptionists administer others. This week, one of five defendants involved in a large insurance fraud scheme run out of a Naples chiropractic office was convicted after a massage therapist turned state’s evidence. A Collier Circuit jury found Esmaeel Samaliazad, 49, guilty of organized scheme to defraud, insurance fraud involving more than $20,000 and insurance fraud involving less than $20,000.