Quest Diagnostics reviews

3.1

46% would recommend to a friend

(5,693 total reviews)

Jim Davis

55% approve of CEO

45% positive business outlook

Quest Diagnostics has an employee rating of 3.1 out of 5 stars, based on 5,693 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Quest Diagnostics employee rating is in line with the average (within 1 standard deviation) for employers within the Healthcare industry (3.5 stars).

Reviews by job title

6K reviews
2.0
Jun 23, 2026
Recommend
CEO approval
Business Outlook

Pros

Paychecks are nice and a few coworkers are great

Cons

Management does not care about you, turnover rate is high, benefits are okay. People are rude and talk behind your back. Good place to get belittled and burnt out.

Viewing 16 - 18 of 5,693 Reviews

Glassdoor has 6,085 Quest Diagnostics reviews submitted anonymously by Quest Diagnostics employees. Read employee reviews and ratings on Glassdoor to decide if Quest Diagnostics is right for you.