Quest Diagnostics
Lab Testing at Quest Diagnostics - Chesterfield
Quest Diagnostics Patient Service Center in Chesterfield, MO 63005.
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Address
17300 N Outer 40 Ste 104Chesterfield, MO 63005
St. Louis County
Hours
| Monday | 6:30 AM – 3:30 PM |
| Tuesday | 6:30 AM – 3:30 PM |
| Wednesday | 6:30 AM – 3:30 PM |
| Thursday | 6:30 AM – 3:30 PM |
| Friday | 6:30 AM – 3:30 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Mercy - Clayton15945 Clayton Rd Ste 100, Ballwin, MO 630114.6 mi
- LabCorp Saint Charles1475 Kisker Rd Ste 140, Saint Charles, MO 633044.8 mi
- Quest Diagnostics - Wood Lake - Employer Drug Testing Not Offered1585 Woodlake Dr Ste 115, Chesterfield, MO 630175 mi
- LabCorp Ballwin15421 Clayton Rd Ste 301, Ballwin, MO 630115.1 mi
- Quest Diagnostics - O'fallon3449 Pheasant Meadow Dr Ste 101, O Fallon, MO 633687.2 mi
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.