Quest Diagnostics

Lab Testing at Quest Diagnostics - Katy Psc

Quest Diagnostics Patient Service Center in Katy, TX 77494.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

23920 Katy Fwy Ste 465
Katy, TX 77494
Fort Bend County

346-287-6403

Hours

Monday	7:30 AM – 5:30 PM
Tuesday	7:30 AM – 5:30 PM
Wednesday	7:30 AM – 5:30 PM
Thursday	7:30 AM – 5:30 PM
Friday	7:30 AM – 5:30 PM
Saturday	8:00 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

Quest Diagnostics - Katy Medical Arts
1331 W Grand Pkwy N Ste 110, Katy, TX 77493
0.6 mi
LabCorp Katy
1331 W Grand Pkwy N Ste 160, Katy, TX 77493
0.6 mi
Arcpoint Labs Of Katy
21777 Merchants Way Ste 420, Katy, TX 77449
2.3 mi
Bellville Urgent Care - Katy
3211 W Grand Pkwy N Ste 900, Katy, TX 77449
2.3 mi
LabCorp Katy
21700 Kingsland Blvd Ste 108, Katy, TX 77450
2.5 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.