Quest Diagnostics

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450 Sutter St Rm 2540
San Francisco, CA 94108
The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.
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Reviews

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3.064 reviews
Roxanne G.
9/12/2025

Martin is great phlebotomist Runs appointment on time & is polite. Explains the importance of lab request . Gene & Roxanne Galster Sutter Street Quest Diagnostics San Francisco Ca 94105

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jen n.
12/11/2025

This Quest is in a medical building downtown, easily accessible by bus, Bart, or walking if you work downtown. It is now staffed apparently by one person. They are scheduled out 3 weeks. That...

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Luke D.
11/11/2025

Generally have good service. But came in today with no appointment. There was 2 techs. No other patients but the one they took in before me and they asked me to leave since I had no appointment...

Teresa K.
11/24/2025

Phlebotomist was impatient and rushed. He couldn't draw any blood after two pokes and referred me to another lab for walk in. Would never go back.

Jake L.
6/27/2025

Went here last week for a screening and am amazed at how unprofessional the young lady was who helped me with my screening. Being rude is one thing and tolerable but most importantly she was not...

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