#1Quest Diagnostics LLC
Serves this area from Windham, CT (5 mi)
Clinical & Reference Laboratories in Mansfield, CT
The top-ranked clinical laboratories serving Mansfield, CT are Quest Diagnostics LLC, Quest Diagnostics LLC and Obgyn Group Of Eastern Ct PC. We list 73 clinical laboratories serving Mansfield, CT. 30 of the providers shown match an active record from Centers for Medicare & Medicaid Services, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Clinical & Reference Laboratories serving Mansfield, CT (Capitol Planning Region). 73 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked clinical laboratories for Mansfield
#2Quest Diagnostics LLC
Serves this area from Manchester, CT (15 mi)#3Obgyn Group Of Eastern Ct PC
Serves this area from South Windsor, CT (17 mi)#4East Side Clinical Laboratory, Inc
Serves this area from Norwich, CT (18 mi)#5Quest Diagnostics
Serves this area from Norwich, CT (18 mi)#6Accu Reference Medical Lab, LLC
Serves this area from East Hartford, CT (20 mi)#7Quest Diagnostics LLC
Serves this area from Norwich, CT (20 mi)#8Quest Diagnostics, LLC
Serves this area from Glastonbury, CT (20 mi)#9Quest Diagnostics LLC
Serves this area from Windsor, CT (22 mi)#10Quest Diagnostics LLC
Serves this area from Enfield, CT (23 mi)
20 more providers serving this area
- Center For Advanced Reproductive Services, Hartford, CT (23 mi)
- Quest Diagnostics LLC, Wethersfield, CT (23 mi)
- Ct Gi Laboratory Powered By, Wethersfield, CT (23 mi)
- Laboratory For Dna-guided Medicine, Hartford, CT (23 mi)
- Quest Diagnostics LLC, Hartford, CT (24 mi)
- Quest Diagnostics, Hartford, CT (25 mi)
- Laboratory Corporation Of America Holdings, Rocky Hill, CT (25 mi)
- Hartford Hospital Ancillary Laboratory, Newington, CT (26 mi)
- Precision Toxicology, LLC, West Hartford, CT (26 mi)
- Quest Diagnostics, Bloomfield, CT (26 mi)
- Quest Diagnostics LLC, Newington, CT (26 mi)
- Quest Diagnostics LLC, West Hartford, CT (27 mi)
- US Labs Connecticut, Middletown, CT (29 mi)
- Life Laboratories, Springfield, MA (30 mi)
- Ecpc-c Wallace Home, Avon, CT (30 mi)
- Quest Diagnostics, New Britain, CT (30 mi)
- Quest Diagnostics, New Britain, CT (30 mi)
- Cars-farmington, Farmington, CT (30 mi)
- Starling Physicians PLLC, New Britain, CT (30 mi)
- Quest Diagnostics LLC, New London, CT (31 mi)
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Frequently asked questions
How many clinical laboratories serve Mansfield?
We list 73 clinical laboratories serving Mansfield, CT: 0 based there and 73 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which clinical laboratories serve Mansfield?
The top-ranked clinical laboratories serving Mansfield, CT are Quest Diagnostics LLC, Quest Diagnostics LLC, Obgyn Group Of Eastern Ct PC, East Side Clinical Laboratory, Inc and Quest Diagnostics. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Mansfield are verified against official records?
10 of the top 10 match an active official record: Quest Diagnostics LLC (Centers for Medicare & Medicaid Services), Quest Diagnostics LLC (Centers for Medicare & Medicaid Services), Obgyn Group Of Eastern Ct PC (Centers for Medicare & Medicaid Services), East Side Clinical Laboratory, Inc (Centers for Medicare & Medicaid Services) and Quest Diagnostics (Centers for Medicare & Medicaid Services), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What does CLIA certification mean?
CLIA certificates are issued under federal law for laboratories testing human specimens. A certificate of compliance or accreditation covers moderate and high complexity testing; a certificate of waiver covers only simple waived tests.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .