Quest Diagnostics

Lab Testing at Quest Diagnostics - Southeast - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in San Antonio, TX 78222.

Order Lab Tests for Collection at This Location

Browse All Tests

Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

3859 E Southcross Blvd Suite A Minton Plaza
San Antonio, TX 78222
Bexar County

210-337-2436

Hours

Monday	7:00 AM – 3:30 PM
Tuesday	7:00 AM – 3:30 PM
Wednesday	7:00 AM – 3:30 PM
Thursday	7:00 AM – 3:30 PM
Friday	7:00 AM – 3:30 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

Drug Test San Antonio
3859 E Southcross Blvd Ste B, San Antonio, TX 78222
0 mi
LabCorp San Antonio
3103 Se Military Dr Ste 104, San Antonio, TX 78223
2 mi
Carenow - Mccreless
4130 S New Braunfels Ave Ste 112, San Antonio, TX 78223
2.5 mi
LabCorp San Antonio
1200 Brooklyn Ave Ste 165, San Antonio, TX 78212
6.2 mi
LabCorp San Antonio
1303 Mccullough Ave Ste 429, San Antonio, TX 78212
6.3 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.