| Business | Phone |
| Claims Processing Facility Inc 1771 W Diehl Rd 220, Naperville 60563 | (630) 892-5757 |
| Pro-Link Assoc Po Box 4503, Naperville 60567 | (630) 983-5426 |
| Underwriters Safety & Claims 602 W 5th Ave D, Naperville 60563 | (630) 357-7680 |
| Herrmann Medical Billing 238 E Bailey Rd H, Naperville 60565 | (630) 579-8872 |
| National Care Network 2013 Exmoor Ct, Naperville 60565 | (630) 357-6614 |