Location search | Quest Diagnostics
Laboratory Services • Groton, 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 clinical laboratory company headquartered in Secaucus, New Jersey, with operations in the United States and multiple international locations. It provides diagnostic testing services across categories such as cancer, cardiovascular, infectious diseases (including COVID-19), neurological disorders, and drug testing. The company operates under ticker DGX on NYSE, has thousands of employees, and maintains a presence in several countries including the U.S., Mexico, Brazil, and Puerto Rico. For a location search specific to Groton, Quest Diagnostics typically lists local patient service centers or hospital-affiliated labs; the Groton area-specific details (address, hours, services) can be found by: visiting questdiagnostics.com and using their location finder, or calling the provided customer number. Notes: - If you need the exact Groton address or nearest Quest Diagnostics lab, I can look up the current Groton location and hours.
Services Offered
Team
Insurance & Payment
Not published.
Languages Spoken
Not published.
FAQs
What is Quest Diagnostics?
Quest Diagnostics Incorporated and its affiliated companies provide lab testing and related services.
Social Media
Photos
Photos published by Location search | Quest Diagnostics showing the laboratory services practice in Groton, MA.



What Patients Say
Overall sentiment across review platforms: mixed
- Loc8NearMe: Generally positive local feedback reported by patients
Patients praise
- Courteous and professional staff members
- Efficient and painless blood draws
- Convenient and stress-free appointment process
Common complaints
- Occasional reports of unprofessional or rude staff behavior
- General frustration with corporate-level issues like automated customer service, billing, and lack of human interaction, which can impact local perceptions
"I had a stress free visit at Quest and the Staff was very Courteous and Professional."
- Loc8NearMe (May 2026)"Had my blood drawn, the girl was so excellent didn't even feel her sticking … very personable, very professional."
- YelpSynthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].
In the News
- 721 Bank St - New London, CT | Quest - Jun 16, 2026
- 477 Connecticut Blvd - East Hartford, CT | Quest - Jun 16, 2026
- 2 Broadway - North Haven, CT | Quest - May 20, 2026
- 955 Main St - Newington, CT | Quest - Jun 16, 2026
- 1389 W Main St - Waterbury, CT | Quest - May 20, 2026
Information sourced from the clinic's website as of July 11, 2026.
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