Quest Diagnostics
Laboratory Services • Plymouth, MA • Since 1967
Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.
Last gathered July 11, 2026. How our information is sourced · Report incorrect information
About
Quest Diagnostics is a Fortune 500 American clinical laboratory company (NYSE: DGX) headquartered in Secaucus, NJ. Founded in 1967, it operates in the U.S. and internationally ( Puerto Rico, Mexico, Brazil, UK, etc.) with a broad network of diagnostic testing services spanning cancer, cardiovascular and infectious diseases, neurological disorders, COVID-19, and employment drug testing. Quest Diagnostics has about 14k employees (varies by year), revenue around $7.7B–$11B-plus over time, and a market cap in the tens of billions. Primary contact: wellness@questdiagnostics.com; phone: +1 866-697-8378. If you’re looking for Plymouth-specific information (Plymouth location, hours, or services), this page provides general company data but does not list Plymouth-area details. For Plymouth-specific testing sites, consider the Quest Diagnostics location finder or contacting the above number.
Services Offered
Insurance & Payment
Not published.
Languages Spoken
Not published.
FAQs
What are the hours for this location?
6:00 am-4:00 pm (listed multiple times in the provided highlights)
Social Media
Photos
Photos published by Quest Diagnostics showing the laboratory services practice in Plymouth, MA.
What Patients Say
Overall sentiment across review platforms: negative
- ComplaintsBoard: 1.3/5 overall reputation on ComplaintsBoard (7 reviews and 492 complaints on ComplaintsBoard)
- Boston Consumers' Checkbook: Mixed consumer ratings on Boston Consumers' Checkbook (10 ratings)
Patients praise
- Some experiences note efficient and pleasant technicians
- Convenient appointment availability at certain locations
Common complaints
- Poor customer service and unprofessional staff interactions
- Billing issues and difficulty with insurance coordination
- Incomplete test processing or failure to perform ordered tests
- Long wait times or issues with appointment scheduling/management
- Frustration with website and lack of direct human communication options
"They do not listen! They do not care! Horrible experience. Second time I went for blood work and got only 1/2 of the requested tests."
- Yelp review for Quest Diagnostics Plymouth"They fail to pass on claims to secondary providers and take payments from the credit card they have on file for you. They say they are not mandated to pass on claims to secondary providers."
- ConsumerAffairs review for Quest DiagnosticsSynthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].
In the News
- New £25m Community Diagnostics Centre opens in Plymouth - Jun 23, 2026
- Plymouth's West End set for more change with NHS expansion | Plymouth Live - Mar 20, 2026
- Plymouth NHS diagnostic centre milestone | tavistock-today.co.uk - Jan 1, 2026
- Plymouth new centre for health tests reaches build milestone | tavistock-today.co.uk - Sep 18, 2025
- First peek at Plymouth Diagnostic Centre | southhams-today.co.uk - Dec 22, 2025
Information sourced from the clinic's website as of July 11, 2026.
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