Quest Diagnostics Lab Assistant reviews

2.9

12% would recommend to a friend

(107 total reviews)

Jim Davis

75% approve of CEO

46% positive business outlook

Lab Assistant ! employees have rated Quest Diagnostics with 2.9 out of 5 stars, based on 107 company reviews on Glassdoor. This indicates that most Lab Assistant ! professionals have an average working experience there. Quest Diagnostics is rated in line with the average (within 1 standard deviation) by Lab Assistant ! professionals compared to other employers within the Healthcare industry (3.5 stars).

Reviews by job title

107 reviews
3.0
Feb 3, 2026

Quest

Recommend
CEO approval
Business Outlook

Pros

The role involved a lot of repetitive processing, which taught me consistency and accuracy. I’m now hoping to take on responsibilities that allow me to use a broader range of skills.

Cons

There’s limited room for career growth or development without relocating or changing departments.

Viewing 1 - 3 of 107 Reviews

Glassdoor has 6,080 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.