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Quest Diagnostics

3.4

About this business

Location details

20400 Lake Chabot Rd STE 101, Castro Valley, CA, 94546, United States

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WeekdayScheduleStatus
Mon7:00 a.m. to 4:00 p.m.
Tue7:00 a.m. to 4:00 p.m.
Wed7:00 a.m. to 4:00 p.m.
Thu7:00 a.m. to 4:00 p.m.
Fri7:00 a.m. to 4:00 p.m.
SatClosed
SunClosed
3.4134 reviews
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David Ross's profile image
David Ross 
a month ago

Unfortunately, my health insurance does not use LabCorp. I have to go to Quest. When I had an appointment at LabCorp, I was seen at the appointment time. At Quest, the appointment time is only a guess. Neither my wife or I have ever been seen on time. It is usually about 10-15 minutes after the appointment time that we are seen. 

Наталя Андрійчук's profile image
Наталя Андрійчук 
a month ago

I will recommend Quest Laboratory, but I was upset by the fact that I had an appointment at 11:10, but they were only able to see me at 11:50. It's good that I was on vacation, but please optimize and value the client's time. 

Antonyette Fuller's profile image
Antonyette Fuller 
a month ago

Sucks all you hear is personal talking grom multiple workers from behind a then wall only seen one guy consistently coming out to help Caucasian blonde hair ponytail have to check in on machine with ID Parking also sucks straight parking even worse 

alex mateos's profile image
alex mateos 
a month ago

Nala tried to ask me to leave within 5 minutes of sitting down and explaing to her that my information wasn't showing up because it was a new account I made to make the appointment. Her supervisor helped. She was not gentle and acted a bit upset with me because I spoke up and asked to have her look me up a different way instead of getting kicked out when I knew they had my tests. She was not sweet or nice she was harsh and blunt and hurt me a bit. I think thats her name not sure she mumbled it I assume on purpose she didn't ... read more

Fabrice Habelski's profile image
Fabrice Habelski 
a month ago

Frequently asked questions about Quest Diagnostics

How is Quest Diagnostics rated?

Quest Diagnostics has a 3.4 star rating with 134 reviews. 

When is Quest Diagnostics open?

Quest Diagnostics is closed now. It will open on Monday at 7:00 a.m. 

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