Also covers / subsidiaries: GPA, Group and Pension Administrators
Electronic Payer ID
48143
Payer ID 48143; now operating under Imagine360.
Timely Filing Limit (TFL)
Varies — confirm via portal / clearinghouse
Appeal Window
Varies — confirm via portal / clearinghouse
Clearinghouse Gateway
National Clearinghouse / EDI Gateway
Provider Services
844-630-7500
Claims Fax
Varies — confirm via portal / clearinghouse
Claims Address
Varies — confirm via portal / clearinghouse
Provider Portal
https://mibenefits.imagine360.com/login
Texas-based TPA acquired by/operating under Imagine360; payer ID and address are group-specific.
Direct ANSI X12 electronic transaction support verified for Group & Pension Administrators (GPA).
National clearinghouse networks maintain dedicated routing IDs for specific transaction lines or subsidiaries under Group & Pension Administrators (GPA).
| Clearinghouse Name | Electronic Payer ID | Status | Enrollment | Supported Services |
|---|---|---|---|---|
| Group And Pension Administrators | 48143 | Non-Par | Required | 837P837I835 ERA |
| Imagine360 (Group Pension Administrators) | 48143 | Non-Par | None | 837P837I835 ERA |
Values vary by plan, line of business, and provider agreement. Confirm in the payer portal or with your clearinghouse gateway before submitting electronic claims.
Aethera's billing specialists work Group & Pension Administrators (GPA) every day — handling EDI clearinghouse rejects, prior authorizations, payment posting, and 30-day AR aging recovery.
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