| Business | Phone |
| Quest Diagnostics Inc 1000 Youngs Rd # 103, Williamsville 14221 | (716) 636-1764 |
| Quest Diagnostics Inc 1150 Youngs Rd # 101, Williamsville 14221 | (716) 688-7149 |
| Quest Diagnostics Inc 18 Limestone Dr, Williamsville 14221 | (716) 631-0273 |
| Joli Diagnostic Inc 1348 N Forest Rd, Williamsville 14221 | (716) 639-0443 |
| Kaleida Health 1540 Maple Rd, Williamsville 14221 | (716) 568-3700 |
| Millard Fillmore Hospitals 1825 Maple Rd, Williamsville 14221 | (716) 633-2585 |