(a) Upon the receipt of the results of an investigation, the department, in cooperation with the investigating agency, shall immediately evaluate such results to determine what actions shall be taken to assist the resident.

(b) The department or an agency designated by the department shall assist and prevent further harm to a resident who has been abused or exploited. The department may also take appropriate legal actions to assure the safety and welfare of all other residents of the facility where necessary.

(c) Within a reasonable time not to exceed 30 days after it has initiated action to assist a resident, the department shall determine the current condition of the resident, whether the abuse or exploitation has been abated, and whether continued assistance is necessary.

(d) If as a result of an investigation a determination is made that a resident has been abused or exploited, the department shall contact the appropriate prosecuting authority and provide all information and evidence to such prosecuting authority.