#1Quest Diagnostics Massachusetts LLC
Serves this area from Worcester, MA (15 mi)
Clinical & Reference Laboratories in Leominster, MA
The top-ranked clinical laboratories serving Leominster, MA are Quest Diagnostics Massachusetts LLC, Quest Diagnostics Esoteric Massachusetts, Inc DBA and Quest Diagnostics, LLC. We list 71 clinical laboratories serving Leominster, MA. 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 Leominster, MA (Worcester County). 71 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 Leominster
#2Quest Diagnostics Esoteric Massachusetts, Inc DBA
Serves this area from Marlborough, MA (16 mi)#3Quest Diagnostics, LLC
Serves this area from Marlborough, MA (16 mi)#4Quest Diagnostics Ma LLC
Serves this area from Marlborough, MA (16 mi)#5Reprosource Fertility Diagnostics, Inc
Serves this area from Marlborough, MA (16 mi)#6Kuchnir Dermatology & Dermatologic Surgery
Serves this area from Marlborough, MA (16 mi)#7Applied Pathology Systems, LLC
Serves this area from Shrewsbury, MA (17 mi)#8Ethos Laboratories
Serves this area from Worcester, MA (17 mi)#9Quest Diagnostics Massachusetts LLC
Serves this area from Worcester, MA (17 mi)#10Adult & Pediatric Dermatology, PC
Serves this area from Westford, MA (17 mi)
20 more providers serving this area
- Eco Laboratory, LLC, Acton, MA (18 mi)
- Laboratory Corporation Of America Holdings, Worcester, MA (18 mi)
- Labcorp At St Vincent Cancer & Wellness, Worcester, MA (18 mi)
- Esoterix Genetic Laboratories LLC, Westborough, MA (19 mi)
- Gba Central Lab Services US, LLC, Westborough, MA (19 mi)
- Variantyx, Inc, Framingham, MA (21 mi)
- Adult & Pediatric Dermatology PC, Concord, MA (22 mi)
- Metabolic Solutions LLC, Nashua, NH (23 mi)
- Quest Diagnostics Massachusetts LLC, Natick, MA (25 mi)
- Charles River Medical Associates Laboratory, Framingham, MA (25 mi)
- Kephera Diagnostics, Framingham, MA (25 mi)
- Sbh Diagnostics Inc, Natick, MA (25 mi)
- Epigendx Inc, Hopkinton, MA (25 mi)
- Pillar Biosciences, Inc, Clinical Lab, Natick, MA (25 mi)
- Bedford Research Foundation, Inc, Bedford, MA (25 mi)
- Microbiology Dx, Inc, Bedford, MA (27 mi)
- Novovita Histopath Laboratory LLC, Natick, MA (27 mi)
- Progene Dx LLC, Bedford, MA (27 mi)
- Quanterix Corporation, Bedford, MA (27 mi)
- Mersi Immunopathology Laboratory, Waltham, MA (27 mi)
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Frequently asked questions
How many clinical laboratories serve Leominster?
We list 71 clinical laboratories serving Leominster, MA: 0 based there and 71 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 Leominster?
The top-ranked clinical laboratories serving Leominster, MA are Quest Diagnostics Massachusetts LLC, Quest Diagnostics Esoteric Massachusetts, Inc DBA, Quest Diagnostics, LLC, Quest Diagnostics Ma LLC and Reprosource Fertility Diagnostics, Inc. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Leominster are verified against official records?
10 of the top 10 match an active official record: Quest Diagnostics Massachusetts LLC (Centers for Medicare & Medicaid Services), Quest Diagnostics Esoteric Massachusetts, Inc DBA (Centers for Medicare & Medicaid Services), Quest Diagnostics, LLC (Centers for Medicare & Medicaid Services), Quest Diagnostics Ma LLC (Centers for Medicare & Medicaid Services) and Reprosource Fertility Diagnostics, Inc (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 .