Quest Diagnostics
Lab Testing at Quest Diagnostics - Mount Vernon Il
Quest Diagnostics Patient Service Center in Mount Vernon, IL 62864.
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Address
4 Cusumano Professional Plaza Dr Suite BMount Vernon, IL 62864
Jefferson County
Hours
| Monday | 7:00 AM – 12:00, 13:00 |
| Tuesday | 7:00 AM – 12:00, 13:00 |
| Wednesday | 7:00 AM – 12:00, 13:00 |
| Thursday | 7:00 AM – 12:00, 13:00 |
| Friday | 7:00 AM – 12:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Ssm Health Express Clinic Mt Vernon602 S 42nd St, Mount Vernon, IL 628640.1 mi
- LabCorp Mount Vernon3001 Broadway St, Mount Vernon, IL 628640.9 mi
- Ssm Health Express Clinic Centralia1003 E Mccord St, Centralia, IL 6280117.9 mi
- Salem Work Safety1250 W Whittaker St, Salem, IL 6288121.8 mi
- Perry County Health Department - 3rd Party Draw Site907 S Main St, Pinckneyville, IL 6227428.9 mi
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About this location
Quest Diagnostics Patient Service Center. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.
Listing last updated 2026-04-25.