ID: 35187
Third Party Administrator (TPA)
IL

CoreSource Internal

CoreSource Internal is a national health plan administrator (a Trustmark company) that provides self‑funded plan administration, claims processing and related managed care and wellness services for employer‑sponsored and commercial plans.

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
Trustmark Health Benefits (CoreSource Internal) 3983
Luminare Health Internal 4771

Automate Your Claims with Clausea

Streamline claims submission to CoreSource Internal and thousands of other payers with AI-powered automation.

Get Started