Quest Diagnostics reviews

3.2

51% would recommend to a friend

(5,669 total reviews)

Jim Davis

57% approve of CEO

49% positive business outlook

Quest Diagnostics has an employee rating of 3.2 out of 5 stars, based on 5,669 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
5.0
Oct 26, 2025

It was good

Recommend
CEO approval
Business Outlook

Pros

•Benefits •Management •rewards •Biometrics Screenings

Cons

•Pay raise •Very Fast paced

1.0
Oct 24, 2025
Recommend
CEO approval
Business Outlook

Pros

Good services in Lab based general testing

Cons

Sales Micromanagement, horrible reputation in many territories, many promises not kept.

4.0
Oct 24, 2025

Specialty AE

Recommend
CEO approval
Business Outlook

Pros

Access to accounts. Access to data and support documents. Flexibility. Autonomy.

Cons

Leadership support. Annual budget subjectivity. Constantly restructuring roles and territories.

Viewing 97 - 99 of 5,669 Reviews

Glassdoor has 6,060 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.