| Business | Phone |
| Baxter Internal Medicine 119 Baxter Shops, Ballwin 63011 | (636) 527-6240 |
| St Lukes Ellisville Medical 16455 Village Plaza View Dr, Ballwin 63011 | (636) 458-7713 |
| Mercy Medical Group 2200 Barrett Station Rd, Ballwin 63021 | (314) 821-2248 |
| Masters & Johnson Clinical 800 Holland Rd, Ballwin 63021 | (636) 256-7512 |
| Health First Physician Svc 14309 Manchester Rd, Ballwin 63011 | (636) 227-8880 |