| Business | Phone |
| Katz Healthcare Svc 4726 Park Rd # A, Charlotte 28209 | (704) 525-2100 |
| Vha Performance Consulting 521 E Morehead St # 300, Charlotte 28202 | (704) 378-2408 |
| Carolinas Strategic Health Svc 6603 Summer Darby Ln, Charlotte 28270 | (704) 364-5868 |
| Preferred Medical Marketing 7400 Carmel Exec Park Dr # 240, Charlotte 28226 | (704) 543-8103 |