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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: (866) 697-8378

Cross Streets: Between 21st St NW and 20th St NW

Closed now

  • Thu 7:30 AM - 12:00 PM, 12:30 PM - 4:00 PM

2021 K St NW Washington, DC 20006 ·144.75 mi

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Reviews

yelp
2.0 7 reviews
5 star
0 4 star
2 3 star
1 2 star
0 1 star
4
Matthew U. 12/05/23

I haven't been to a Quest in a hot minute. I needed to get labs drawn for an upcoming appointment I had and there really aren't that many choices when you look into it. At first, I thought I was...

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Austin G. 12/29/25

Overall, my wife and I had a positive experience here. We booked an appointment online for 9am on a Monday. Check-in was very easy. The waiting room is clean, but very small with only a few...

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Angela W. 10/20/25

terrible customer service. waited 15 minutes agter my appointment to see someone even though they marked me in their system as being served on the giant screen to keep their targets on. then i was...

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Rima F. 11/17/23

Avoid this place like the plague!! This is perhaps the worst experience I have ever had at a medical office or clinic! This morning I had an appointment to have my blood tested for a metabolic...

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Orest S. 10/13/24

I visited the place twice and there was no line. Easy check in process using kiosk (make sure you have your ID and qr-code). The test results came within 10 days. In general, I'm satisfied with my...

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