|(a) If the preliminary investigation shows that a complaint is jurisdictional and that there is probable cause to justify further investigation, the complaint will be filed with the agency and an official investigation shall be conducted. (b) Once a complaint has been filed, a priority will be assigned to the complaint as provided in Sec. 154.056(a)(1) of the Act. (c) Once a complaint is filed, the subject licensee and the complainant will be notified of the filing of the complaint. (d) After a complaint has been filed, the complaint will be investigated as provided in Chapter 179 of this title (relating to Investigations), to include the appropriate referral to Expert Physician Reviewers, as provided in Chapter 182 of this title (relating to Use of Experts). (e) Complaints received based on information and facts that have previously been or are currently being investigated will not warrant additional investigation.