| Business | Phone |
| Billing Specialists Nw Po Box 585, Beaverton 97075 | (503) 641-8771 |
| Rx Billing Specialists Beaverton 97006 | (503) 614-0602 |
| Red Line Health Care 10700 Sw Beaverton Hillsdale, Beaverton 97005 | (503) 520-2080 |
| Mental Health Billing Beaverton 97005 | (503) 848-6101 |