1. A person with concerns regarding the operations or service delivery of an adult day services program may file a complaint with the department. The name of the person who files a complaint with the department and any personal identifying information of the person or any participant identified in the complaint shall be kept confidential and shall not be subject to discovery, subpoena, or other means of legal compulsion for its release to a person other than employees of the department involved in the investigation of the complaint.
 2. The department shall establish procedures for the disposition of complaints received in accordance with this section.