An Act amending the act of June 2, 1915 (P. L. 736, No. 338), entitled, as reenacted and amended, "The Pennsylvania Workmen's Compensation Act," adding and amending certain definitions; redesignating referees as workers' compensation judges; further providing for contractors, for insurance and self-insurance, for compensation and for payments for medical services; providing for coordinated care organizations; further providing for procedures for the payment of compensation and for medical services and for procedures of the department, referees and the board; adding provisions relating to insurance, self-insurance pooling, self-insurance guaranty fund, health and safety and the prevention of insurance fraud; further providing for certain penalties; making repeals; and making editorial changes.