They have no hours where they are actually open. I am a student at NIU and want to go between my classes or after class. They're open until 2. Class gets out at 1:50.
Quest Diagnostics
Closed
(4)
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3244 Sycamore Rd Unit B
DeKalb, IL 60115
The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.
Reviews
Jenna P.
9/23/2025
Carol R.
6/14/2020
I have to go to Quest because of new insurance. I've gone 3 times and each time there have been screw ups. Two times the labs that were run were not the ones ordered. My last one on June 11 had 3...
Ashley M.
10/29/2019
Hated my experience here. I had my glucose tolerance test done and she had absolutely no clue what she was doing. I had to explain to her how I was told at my office the test was done. She had to...
Alejandro F.
6/4/2019
No personnel behind the counter. Only a check in screen that tells you when you will be seen next. Lab attendants take their time and don't hold to the projected screen times. Greed at its finest....
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