Quest Diagnostics reviews

3.2

49% would recommend to a friend

(5,683 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 5,683 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
5.0
Aug 27, 2025
Recommend
CEO approval
Business Outlook

Pros

Quest Diagnostics Hyderabad offers an excellent work culture with a healthy work–life balance. The environment is collaborative, inclusive, and supportive, with minimal pressure compared to many other organizations. The GIC leadership is approachable, transparent, and adaptable, ensuring that communication flows smoothly across all levels. Employees feel valued, respected, and motivated to contribute.

Cons

Global exposure and mobility opportunities could be enhanced further. More international visits, cross-location collaborations, and exchange programs would add tremendous value to employee growth and global integration.

5.0
Aug 26, 2025

Good organization

Recommend
CEO approval
Business Outlook

Pros

It's been 4+ years at Quest Diagnostics, it is a roller coaster ride, very good work culture and good learning opportunities. management is supportive and good job stability.

Cons

nothing much to say, very negligible

5.0
Aug 26, 2025
Recommend
CEO approval
Business Outlook

Pros

One of the finest health care product company, job security and good benefits. Higher management is very supportive and takes care of the employees. Good learning opportunities.

Cons

I don't see much, so far all good

Viewing 160 - 162 of 5,683 Reviews

Glassdoor has 6,074 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.