Quest Diagnostics interview questions
Updated May 18, 2026Difficulty
Average
Experience
Mostly positive
How others got an interview
- 9%RecruiterRecruiter
- 9%Employee ReferralEmployee Referral
- 6%In PersonIn Person
- 3%Staffing AgencyStaffing Agency
- 3%OtherOther
- 2%Campus RecruitingCampus Recruiting
Interview search
922 interviews
Quest Diagnostics interviews FAQs
- Glassdoor users rated their interview experience at Quest Diagnostics as 60.7% positive with a difficulty rating score of 2.5 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Driver and Implementation Specialist rated their interviews as the hardest, whereas interviews for Associate Director and Corporate Marketing Manager roles were rated as the easiest.
- The hiring process at Quest Diagnostics takes an average of 22 days when considering 891 user submitted interviews across all job titles. To compare, the average duration of hiring at similar companies like BlackRock, Inc. is 14 days, Fabricated Software, Inc. is 2 days, and Apple Inc. is 21 days. Candidates applying for Outside Sales Representative had the quickest hiring process (on average 1 day), whereas Phlebotomist Full Time roles had the slowest hiring process (on average 330 days).
- Common stages of the interview process at Quest Diagnostics according to 891 Glassdoor interviews include:
Phone interview: 22%
One on one interview: 17%
Drug test: 15%
Skills test: 12%
Background check: 12%
Group panel interview: 8%
Presentation: 5%
Personality test: 5%
IQ intelligence test: 3%
Other: 2%
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