Quest Diagnostics reviews

3.2

49% would recommend to a friend

(5,684 total reviews)

Jim Davis

56% approve of CEO

47% positive business outlook

Quest Diagnostics has an employee rating of 3.2 out of 5 stars, based on 5,684 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
1.0
Jul 7, 2025

GOOd

Recommend
CEO approval
Business Outlook

Pros

so far so good with the staff

Cons

ntg much to talk about it

4.0
Jul 6, 2025

Good environment of work

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Good work environment to work and learn

Cons

As of now nothing came up

Viewing 199 - 201 of 5,684 Reviews

Glassdoor has 6,075 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.