ID: J4001
Self-Insured Employer
MT

Montana Association of Counties (Updated for 2026)

Montana Association of Counties (MACo) operates a Health Care Trust offering medical, dental and vision benefits to county employees in Montana, with network/provider services administered via Allegiance and Cigna networks for out-of-state care.

Capabilities

Professional Claims (1500)
Institutional Claims (UB-04)
Electronic Attachments
Workers' Comp
ERA/Remittance
Eligibility Verification
Claim Status Inquiry
Prior Authorization
Dental Claims
Secondary Claims
Real-Time Processing

Alternative Names

Name Payer ID
Montana Association of Counties J4001
MACo —
MACo Health Care Trust —

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