Quest Diagnostics

Lab Testing at Quest Diagnostics - Inside Round Rock Randalls Store - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Round Rock, TX 78664.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

2051 Gattis School Rd Randalls Store
Round Rock, TX 78664
Williamson County

512-310-8282

Hours

Monday	7:30 AM – 4:30 PM
Tuesday	7:30 AM – 4:30 PM
Wednesday	7:30 AM – 4:30 PM
Thursday	7:30 AM – 4:30 PM
Friday	7:30 AM – 4:30 PM
Saturday	8:00 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

Next Level Uc - Round Rock
3200 Greenlawn Blvd Ste 160, Round Rock, TX 78664
1.1 mi
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2800 S Interstate 35 Ste 400, Round Rock, TX 78681
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Any Lab Test Now - Round Rock
110 N Interstate 35 Ste 260, Round Rock, TX 78681
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LabCorp Pflugerville
2021 W Pecan St, Pflugerville, TX 78660
3.4 mi
LabCorp Round Rock
16030 Park Valley Dr Ste 200, Round Rock, TX 78681
3.7 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.