Quest Diagnostics

Lab Testing at Quest Diagnostics - Sweetwater Plaza

Quest Diagnostics Patient Service Center in Sugar Land, TX 77479.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

4971 Sweetwater Blvd
Sugar Land, TX 77479
Fort Bend County

866-697-8378

Hours

Monday	7:00 AM – 5:00 PM
Tuesday	7:00 AM – 5:00 PM
Wednesday	7:00 AM – 5:00 PM
Thursday	7:00 AM – 5:00 PM
Friday	7:00 AM – 5:00 PM
Saturday	8:00 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

LabCorp Sugar Land
16545 Southwest Fwy Ste 210, Sugar Land, TX 77479
0.5 mi
LabCorp Sugar Land
16545 Southwest Fwy Ste 225, Sugar Land, TX 77479
0.5 mi
Carenow - Sugar Land
1403 Highway 6 Ste 100, Sugar Land, TX 77478
1.2 mi
Any Lab Test Now - Sugar Land
15910 Lexington Blvd Ste C, Sugar Land, TX 77479
1.2 mi
Quest Diagnostics - Sugarland
15259 Southwest Fwy, Sugar Land, TX 77478
1.8 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.