Quest Diagnostics
Main:
(636) 931-6717
Fax: (636) 937-5529
Fax: (636) 937-5529
1463 US Highway 61, Festus, Missouri, 63028
Business hours
| Monday | 6:30am to 5:00pm |
| Tuesday | 6:30am to 5:00pm |
| Wednesday | 6:30am to 5:00pm |
| Thursday | 6:30am to 5:00pm |
| Friday | 6:30am to 5:00pm |
| Saturday | 7:00am to 1:00pm |
| Sunday | - |
About us
The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.