Quest Diagnostics

Lab Testing at Quest Diagnostics - Merced G Street - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Merced, CA 95340.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

3377 G St Ste A
Merced, CA 95340
Merced County

209-388-1046

Hours

Monday	5:30 AM – 4:30 PM
Tuesday	5:30 AM – 4:30 PM
Wednesday	5:30 AM – 4:30 PM
Thursday	5:30 AM – 4:30 PM
Friday	5:30 AM – 4:30 PM
Saturday	7:00 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

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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.