Quest Diagnostics reviews

3.2

52% would recommend to a friend

(5,665 total reviews)

Jim Davis

58% approve of CEO

49% positive business outlook

Quest Diagnostics has an employee rating of 3.2 out of 5 stars, based on 5,665 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 Salud industry (3.4 stars).

Reviews by job title

6K reviews
3.0
Nov 6, 2025
Recommend
CEO approval
Business Outlook

Pros

Good Bonuses, tuition reimbursement, great staff friendships

Cons

No room for advancement! I recently completed my bachelor’s in business management for which quest paid for with promises of advancement and no one has said congratulations or even followed up to advance my career now I feel my 4 years of hard work in college has gone in vein!

5.0
Nov 5, 2025

Great place to work

Recommend
CEO approval
Business Outlook

Pros

Very kind team who is engaged in ensuring you reach your career and knowledge goals

Cons

Not a lot of work, had to take initiative to find projects, which is pretty standard for most interns

Viewing 85 - 87 of 5,665 Reviews

Glassdoor has 6,056 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.