23 Pa.C.S. § 6378

Except for the receipt and assessment of reports alleging a need for protective services, the county agency may purchase and utilize the services of any appropriate public or private agency. The department shall promulgate regulations establishing standards and qualifications of persons or agencies providing services for a county agency. The department may, by regulation, provide for the establishment of regional facilities or a regional coordination of licensed professional service providers to provide county agencies with access to licensed physicians and psychologists, as required by this section.