Quest Diagnostics
Main:
(618) 472-4865
Fax: (618) 667-2877
Fax: (618) 667-2877
108 W US Highway 40, Troy, Illinois, 62294
Business hours
| Monday | 7:00am to 12:00pm , 12:30pm to 3:00pm |
| Tuesday | 7:00am to 12:00pm , 12:30pm to 3:00pm |
| Wednesday | 7:00am to 12:00pm , 12:30pm to 3:00pm |
| Thursday | 7:00am to 12:00pm , 12:30pm to 3:00pm |
| Friday | 7:00am to 12:00pm , 12:30pm to 3:00pm |
| Saturday | - |
| Sunday | - |
About us
The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.