Quest Diagnostics

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40 N Kingshighway Blvd
Saint Louis, MO 63108
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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2.522 reviews
Lindsay S.
6/26/2025

*Entrance to parking is on West Pine, not kingshighway. I scheduled an appointment online and arrived a little early. I was taken back before my appointment time. There was an issue with the labs...

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Alex G.
10/21/2025

Went here to get bloodwork for my yearly physical. The process was way better than I anticipated based on the ratings. All the one-star reviews seem to be from people who never made appointments...

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Güneş Ö.
4/25/2024

They have their own parking lot by the entrance, just follow the signs. I had an appointment, but wasn't on time, had to wait 10-15 min more, not bad. It was packed on a thursday afternoon and the...

Andres L.
9/13/2025

I made a yelp account just to give this place one star. I waited over two hours just to not be seen at all. The monitor showing the queue is broken. Absolutely awful and inefficient. If you can go...

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Savana P.
10/24/2024

The waiting room smells like weed. I came here to do a urine sample and when I walked back to the room I was in, there was already another patient in there. They told me to leave it on the counter...

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