Quest Diagnostics

Lab Testing at Quest Diagnostics - Fontana Sierra Lakes Parkway - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Fontana, CA 92336.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

17051 Sierra Lakes Pkwy Ste 205
Fontana, CA 92336
San Bernardino County

909-202-9122

Hours

Monday	7:00 AM – 4:00 PM
Tuesday	7:00 AM – 4:00 PM
Wednesday	7:00 AM – 4:00 PM
Thursday	7:00 AM – 4:00 PM
Friday	7:00 AM – 4:00 PM
Saturday	7:00 AM – 11:00 AM
Sunday	Closed

Nearby alternatives

LabCorp Fontana
15391 Baseline Ave Ste 102, Fontana, CA 92336
2.5 mi
Quest Diagnostics - Colton Vernon Ave
1057 N Mount Vernon Ave, Colton, CA 92324
8 mi
Healthpointe - Colton
290 N 10th St Ste 100, Colton, CA 92324
8 mi
LabCorp Rancho Cucamonga
10801 Foothill Blvd Ste 104, Rancho Cucamonga, CA 91730
8.1 mi
LabCorp Rancho Cucamonga
6400 Haven Ave, Rancho Cucamonga, CA 91737
8.2 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.