| Business | Phone |
| Trace Medical 3911 Schaad Rd, Knoxville 37921 | (865) 670-7578 |
| University Medical Evaluations 3006 Industrial Pkwy E, Knoxville 37921 | (865) 546-8650 |
| Sickle Cell Disease Org 120 S Gay St, Knoxville 37902 | (865) 522-2705 |
| Mobile Diagnostics Inc 4709 Papermill Dr # 101, Knoxville 37909 | (865) 584-3926 |