| Business | Phone |
| Global Medical Svc 119 Boone Ridge Dr # 201, Johnson City 37615 | (423) 928-1145 |
| Healthcare Billing Solutions 926 W Oakland Ave # 202, Johnson City 37604 | (423) 854-0001 |
| Medalliance Management Group 1907 N Roan St, Johnson City 37601 | (423) 915-1126 |
| Medical Management Svc 101 Med Tech Pkwy # 305, Johnson City 37604 | (423) 926-6266 |
| Medical Resource Mgmt Grp 3213 Hanover Rd, Johnson City 37604 | (423) 283-7778 |