Provider Handbook

Magellan's National Provider Handbook and the Handbook Supplements outline the policies and procedures with which providers are required to comply when serving members whose care is managed by Magellan and/or its affiliated companies. The Medical Necessity Criteria handbook is also available on this page.

Magellan National Provider Handbook

Magellan National Provider Handbook Appendices

Louisiana Provider Handbook Supplement for the Louisiana Coordinated System of Care

Louisiana Coordinated System of Care (CSoC) Medical Necessity Criteria - Medical Necessity Criteria for the Louisiana CSoC effective August 1, 2025.

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