Quest Diagnostics
Lab Testing at Drug Test San Antonio
Drug testing partner location in San Antonio, TX 78222.
Partner Location
This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 210-399-2980 before visiting to confirm they accept your lab order.
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Address
3859 E Southcross Blvd Ste BSan Antonio, TX 78222
Bexar County
Hours
| Monday | Closed |
| Tuesday | Closed |
| Wednesday | Closed |
| Thursday | Closed |
| Friday | Closed |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Quest Diagnostics - Southeast - Employer Drug Testing Not Offered3859 E Southcross Blvd Suite A Minton Plaza, San Antonio, TX 782220 mi
- LabCorp San Antonio3103 Se Military Dr Ste 104, San Antonio, TX 782232 mi
- Carenow - Mccreless4130 S New Braunfels Ave Ste 112, San Antonio, TX 782232.5 mi
- LabCorp San Antonio1200 Brooklyn Ave Ste 165, San Antonio, TX 782126.2 mi
- LabCorp San Antonio1303 Mccullough Ave Ste 429, San Antonio, TX 782126.3 mi
About this location
Drug testing partner location. 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.