Yahoo
Huge waiting room
Quest Diagnostics faces Harbor Blvd, lots of parking.
Quest Diagnostics
Clean restroom (hand sanitizer on counter). No soap at sink!
Cubicle
According to the monitor, there are 42 patients in the next hour! Always busy here.
The set up at the blood drawing station.
The labs  view!
Waiting room
Quest Diagnostics Medical Laboratory

The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.

Website: questdiagnostics.com

Phone: (714) 626-0532

Open now

  • Thu 5:00 AM - 5:00 PM

2720 N Harbor Blvd, Ste 100 Fullerton, CA 92835 ·2172.72 mi

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Reviews

yelp
3.5 204 reviews
5 star
98 4 star
26 3 star
9 2 star
11 1 star
60
Dana C. 08/20/26

I love how close this place is to my home, and I love how quickly they attend to you so you don't have to wait forever! The first time I was a little confused about where the building was until I...

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Chalee T. 05/16/26

715 am, Saturday, May 16, 2026 I came an hour early to the Quest Lab to find out if they'd take me early before my appointment time as a walk-in. Not sure if it'll happen as I already have the...

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Caroline P. 04/04/26

I haven't been here since they finished their remodeling. I love how they have so many kiosks with a clear divider for some privacy from patient to patient. The waiting room is large and they...

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Rowena A. 09/19/26

Had to make an appointment to drop off a urine sample for my mom. The appointment is for 11:40am. Why am I still waiting 30 minutes later. It already rediculous that I have to make an...

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Johnnie C. 02/07/26

Very quick sign in process with your CDL. I was called quickly, actually a few minutes before my appointment by Albert. He was efficient and he got my blood so easily. He knew what he was doing...

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