(a) The executive director shall maintain a statewide program for investigation and referral for prosecution of violations of State laws pertaining to fraud or abuse in the program.

(b) Where initial review of a contractor referral indicates substantial potential for criminal prosecution, the executive director shall refer the matter to the Attorney General or local prosecutive authority. Where initial review does not indicate substantial potential for criminal prosecution, the executive director shall conduct further review to determine whether or not a participant's participation in the program should be restricted or terminated.

(c) Where review indicates substantial evidence of abusive practices, the participant may be removed from the program or restricted to a single provider.