Header-Image (Do Not Change) Page Sections Search Provider Manuals: Residential Treatment ServicesChapter 1: General Information Chapter 2: Provider Participation Requirements Chapter 3: Member Eligibility Chapter 4: Covered Services and Limitations Chapter 5: Billing Instructions Chapter 6: Utilization Review and Control Chapter 7: Appendix A Definitions Chapter 8: Appendix C: Procedures Regarding Service Authorization (RTS) Chapter 9: Appendix D IACCT (RTS)