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National Carrier · St. Louis, Missouri
Facility Credentialing & Network Participation
Centene Corporation is a leading multi-national healthcare enterprise serving over 28 million members through government-sponsored programs including Medicaid, Medicare, and Health Insurance Marketplace. They operate under various local brand names including Ambetter, WellCare, Fidelis Care, Health Net, and numerous state-specific health plans. Following the acquisition of Magellan Health in 2022, Centene has expanded its behavioral health capabilities significantly.
Centene Corporation payer facts
Market context
Largest Medicaid managed care organization in the U.S. with strong presence in ACA marketplaces through Ambetter brand. Serves approximately 1 in 15 Americans.
Payer guide
Centene provides comprehensive behavioral health services through its Magellan Health subsidiary and integrated care models. Focus on vulnerable populations with extensive community-based support services. Noted increase in behavioral health medical costs in 2026.
Behavioral Health Manager
Magellan Health (acquired 2022)
All treatment settings accepted by Centene
What sets Centene apart
Required credentials for network participation
Prior Authorization
Medical Necessity Criteria
InterQual Behavioral Health Criteria and MCG (Milliman) guidelines; ASAM criteria for substance use
Payment and billing information
Network opportunities
Actively recruiting facilities in underserved areas with enhanced contracting terms
Enhanced rates and expedited contracting for facilities in underserved areas
High-demand service areas and locations
Coverage area
27 states nationwide
Corporate Headquarters
St. Louis, Missouri
Continue learning
Provider guide
Learn what insurance credentialing is, why it matters, and how to navigate the process to get in-network.
Read moreProvider guide
A practical step-by-step guide for healthcare providers who want to join insurance panels.
Read moreProvider guide
Navigate behavioral health carve-outs and credentialing requirements for major payers.
Read moreProvider guide
Learn how payer contracts work and how to negotiate better reimbursement rates.
Read moreExpert contracting support
Our team specializes in Centene Corporation contracting for behavioral health facilities. We'll help you secure competitive rates and streamline your credentialing process.
Achieve significantly better reimbursement through expert negotiation
Reduce credentialing timeline from months to weeks
CAQH, state licensing, and accreditation guidance
Your personal contracting specialist throughout the process