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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: (650) 344-8143

Closed now

  • Tue 7:00 AM - 11:00 AM, 12:00 PM - 4:00 PM

110 2nd Ave San Mateo, CA 94401 ·2343.63 mi

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Reviews

yelp
2.5 39 reviews
5 star
14 4 star
3 3 star
1 2 star
1 1 star
20
Alex F. 09/29/26

Jordan made us feel very welcome, which was such a wonderful plus during what could otherwise have been a boring and tedious task. Thank you, Jordan--you are truly an angel! We really appreciate...

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Melanie A. 11/19/25

As someone who has never been to a Quest location, I found the experience to be pretty weird, but I was able to get my lab work done in a timely manner. Scheduling via web browser on my phone did...

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Georgina C. 10/23/26

I want to express my gratitude for Lalin. Taking a blood test is usually difficult for me due to my small veins, but Lalin was able to draw blood on her first attempt with ease. She is...

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Sarah E. 09/01/26

Five stars for Lalin! She was kind, calm and professional. I'm always nervous getting labs and she made me feel comfortable and was so quick! I almost look forward to getting labs again because of...

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Abby R. 05/22/26

I had a great experience here. I arrived early, was taken early, and was out in only a few minutes. The process was really easy from check in to finishing. The technician who worked with me was...

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