Whoever obtains, or attempts to obtain, or aids or abets any person in obtaining, by means of a willful false statement or representation, or by impersonation, or other fraudulent device, public assistance or benefits from other programs designated under regulations of the Board, State Board of Health or the Board of Medical Assistance Services to which he is not entitled or who fails to comply with the provisions of § 63.2-513 is guilty of larceny. It shall be the duty of the local director, the Commissioner of Health or the Director of the Department of Medical Assistance Services to investigate alleged violations and enforce the provisions of this section. A warrant or summons may be issued for each violation of which the local director, the Commissioner of Health or the Director of the Department of Medical Assistance Services has knowledge. The local director, the Commissioner or the Director shall ensure that the attorney for the Commonwealth is notified of any investigation or alleged violation under this section. Trial for violations of this section shall be in the county or city from whose local department assistance was sought or obtained. In any prosecution under the provisions of this section, it shall be lawful and sufficient in the same indictment or accusation to charge and therein to proceed against the accused for any number of distinct acts of such false statements, representations, impersonations or fraudulent devices that may have been committed by him within six months from the first to the last of the acts charged in the indictment or accusation.