Quest Diagnostics
Lab Testing at Mercy Occ Health - Washington
Occupational/employer health partner in Washington, MO 63090.
Occupational Health Site
This is primarily an occupational or employer health location. Access for consumer DTC lab orders may be restricted to workers' compensation or employer-sponsored testing. Please call 636-390-2600 before visiting to confirm they accept your order.
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Address
901 Patients First Dr Ste 1200Washington, MO 63090
Franklin County
Hours
| Monday | 8:00 AM – 4:00 PM |
| Tuesday | 8:00 AM – 4:00 PM |
| Wednesday | 8:00 AM – 4:00 PM |
| Thursday | 8:00 AM – 4:00 PM |
| Friday | 8:00 AM – 4:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Quest Diagnostics - Mercy Patients First901 Patients First Dr, Washington, MO 630900 mi
- Mercy Hospital Washington901 E 5th St 1st Floor, Washington, MO 630900.3 mi
- LabCorp Wentzville801 Medical Dr Ste 100, Wentzville, MO 6338520.1 mi
- Quest Diagnostics - Wentzville - Employer Drug Testing Not Offered1201 Wentzville Pkwy Ste 117, Wentzville, MO 6338520.6 mi
- Quest Diagnostics - Eureka98 The Legends Pkwy Ste 108, Eureka, MO 6302520.6 mi
About this location
Occupational/employer health partner. 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.