Quest Diagnostics

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315 E College Way
Mount Vernon, WA 98273
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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2.57 reviews
Paul D.
6/25/2025

The young man that drew my blood was professional and got it the first time! In and out within minutes.

Angela M.
8/16/2024

Overall terrible communication support with website concerning test result. Neither in the lab in real life, nor online is there an opportunity to speak with a human. All 'chat' query responses...

Laura E.
11/22/2023

Arrived for 7:50am appointment to get a glucose test. They didn't even have the drink I needed on hand. Wanted me to go another location and pick it up myself but it's like twenty minutes away....

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Bart T.
5/27/2023

I went to the Quest Diagnostics Lab in Mt Vernon WA on May 23rd for a blood test. The test was a follow-up for tracking a cancer diagnosis I received 3 years ago. It's been 96 hours (4 days) since...

Glee D.
8/8/2023

I am terrified of needles, so I need the person taking blood from me need to be quick and kind and gentle. Today I went to Quest inside of Safeway to have blood drawn. I told the guy I was...

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