Quest Diagnostics

Lab Testing at Quest Diagnostics - Chowchilla Trinity Avenue - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Chowchilla, CA 93610.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

341 Trinity Ave
Chowchilla, CA 93610
Madera County

559-665-7286

Hours

Monday	6:00 AM – 2:00 PM
Tuesday	6:00 AM – 2:00 PM
Wednesday	6:00 AM – 2:00 PM
Thursday	6:00 AM – 2:00 PM
Friday	6:00 AM – 2:00 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

Quest Diagnostics - Madera East Almond Avenue
363 E Almond Ave Suite 107, Madera, CA 93637
16.7 mi
Quest Diagnostics - Merced East 13th - Employer Drug Testing Not Offered
240 East 13th Street Suite A, Merced, CA 95340
16.7 mi
LabCorp Madera
1050 E Almond Ave Suite 101, Madera, CA 93637
17 mi
Quest Diagnostics - Merced West Childs Avenue - Employer Drug Testing Not Offered
857 W Childs Ave, Merced, CA 95341
17.4 mi
Quest Diagnostics - Merced G Street - Employer Drug Testing Not Offered
3377 G St Ste A, Merced, CA 95340
18.2 mi

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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.