| Business | Phone |
| Crown Medical Systems Inc 1215 Jones Franklin Rd, Raleigh 27606 | (919) 233-7002 |
| Physician Solutions Inc 9203 Baileywick Rd # 201, Raleigh 27615 | (919) 845-0054 |
| Wake County Medical Society 2500 Blue Ridge Rd # 312, Raleigh 27607 | (919) 783-0404 |