Quest Diagnostics

Lab Testing at Quest Diagnostics - Inside City South Walmart Store

Quest Diagnostics Patient Service Center in San Antonio, TX 78211.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

8538 Ih-35 South
San Antonio, TX 78211
Bexar County

210-209-8452

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, 13:00
Saturday	7:00 AM – 11:30, 12:00
Sunday	Closed

Nearby alternatives

LabCorp San Antonio
7430 Barlite Blvd Ste 108, San Antonio, TX 78224
1.1 mi
Alamo Drug Testing Services
88 Briggs Ave Ste 220, San Antonio, TX 78224
1.2 mi
Carenow - Mccreless
4130 S New Braunfels Ave Ste 112, San Antonio, TX 78223
6.3 mi
LabCorp San Antonio
3103 Se Military Dr Ste 104, San Antonio, TX 78223
7 mi
LabCorp San Antonio
1200 Brooklyn Ave Ste 165, San Antonio, TX 78212
8 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.