| Business | Phone |
| Advanced Health Care Svc 23232 Peralta Dr, Laguna Hills 92653 | (949) 457-9044 |
| Advantage Billing Co Laguna Hills 92653 | (949) 457-2540 |
| Instaclaim 25721 Califia Dr, Laguna Hills 92653 | (949) 837-9945 |
| Insurance Claims Expediters 25602 Alicia Pkwy # 259, Laguna Hills 92653 | (949) 380-1618 |
| Specialized Medical Billing 23961 Calle De La Magdalena, Laguna Hills 92653 | (949) 916-4863 |