Quest Diagnostics

Lab Testing at Quest Diagnostics - Downey Brookshire - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Downey, CA 90241.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

11525 Brookshire Ave Ste 401
Downey, CA 90241
Los Angeles County

562-299-2512

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	7:00 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

LabCorp Downey
11480 Brookshire Ave Suite 104, Downey, CA 90241
0.1 mi
Quest Diagnostics - Downey South Paramount - Employer Drug Testing Not Offered
10800 Paramount Blvd Ste 103, Downey, CA 90241
0.7 mi
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4351 E Imperial Hwy, Lynwood, CA 90262
3 mi
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Quest Diagnostics - Bellflower Artesia Boulevard - Employer Drug Testing Not Offered
10230 Artesia Blvd Ste 305, Bellflower, CA 90706
4.5 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.