3377 G St, Ste A

Merced, CA 95340

Phone
(209) 388-1046
Fax
(209) 388-1068
Last updated
July 2, 2026
Quest Diagnostics

El Portal Plaza at 3377 G Street, Suite A in Merced, California is home to this Quest Diagnostics patient service center. Open six days a week, it's part of the same nationwide network Superpower taps for blood work — one that spans more than 2,000 Quest locations across the United States.

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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
4.6 out of 5260+ reviews

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