When information in these supplements conflicts with the national handbook, or when specific information does not appear in the national handbook, the policies and procedures in the IBHP supplement prevail. Additionally, Magellan requires all providers to adhere to the standards outlined in the Idaho Medicaid Provider Handbook.

• Idaho Behavioral Health Plan (IBHP) Provider Handbook Supplement  (rev. Jan. 1, 2026)(Current Version)
  • Idaho Behavioral Health Plan (IBHP) Provider Handbook Supplement  (rev. Oct. 1, 2025)(Previous Version)
• IBHP Provider Handbook Supplement: Revision Log
• Appendix A: YES System of Care 
• Appendix B: Member Rights and Responsibilities  (English and Spanish)
• Appendix C: IBHP Program Services  (rev. Jan. 1, 2026)(Current Version)
  • Appendix C: IBHP Program Services  (rev. Oct. 1, 2025)(Previous Version)
• Appendix C: Revision Log
• Appendix D: Indian Health Care Providers

National Handbook Documents

When information in this supplement conflicts with the national handbook, or when specific information does not appear in the national handbook, the policies and procedures in the IBHP supplement prevail. Additionally, Magellan requires all providers to adhere to the standards outlined in the Idaho Medicaid Provider Handbook

• Magellan National Provider Handbook    

• Organizational Provider Handbook Supplement