| Business | Phone |
| Annie Harrison Med Billing Co 941 Kirts Blvd, Troy 48084 | (248) 269-9011 |
| Annie Harrison Medical Billing 941 Kirts Blvd, Troy 48084 | (248) 269-9002 |
| Princeton Billing Svc Ltd 671 E Big Beaver Rd, Troy 48083 | (248) 743-0396 |
| Professional X Ray Center 1977 E Wattles Rd, Troy 48085 | (248) 528-3471 |
| G & M Medical Billing 2888 E Long Lake Rd, Troy 48085 | (248) 689-1305 |
| Jetco Pro Bill Llc 890 Selby Dr, Troy 48098 | (248) 879-8633 |
| G & M Medical Billing 1351 Hartland Dr, Troy 48083 | (248) 689-1305 |