Quest Diagnostics

Lab Testing at Quest Diagnostics - Longview 4th St

Quest Diagnostics Patient Service Center in Longview, TX 75601.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

1009 N 4th St Suite B
Longview, TX 75601
Gregg County

903-736-3070

Hours

Monday	7:00 AM – 12:30, 13:30
Tuesday	7:00 AM – 12:30, 13:30
Wednesday	7:00 AM – 12:30, 13:30
Thursday	7:00 AM – 12:30, 13:30
Friday	7:00 AM – 12:30, 13:30
Saturday	Closed
Sunday	Closed

Nearby alternatives

LabCorp Longview
815 N Fourth St Ste D, Longview, TX 75601
0.2 mi
Unlimited Drug Testing Llc
2019a S Henderson Blvd Ste 3, Kilgore, TX 75662
12.5 mi
Quest Diagnostics - Tyler
822 S Fleishel Ave, Tyler, TX 75701
34.5 mi
LabCorp Tyler
649 S Broadway Ave Ste 1, Tyler, TX 75701
35.1 mi
Any Lab Test Now - Tyler
535 W Southwest Loop 323 Ste 206, Tyler, TX 75701
36.5 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.