#1Cleanslate Centers
Based in Holyoke, MA
Clinical & Reference Laboratories in Hampden County, MA
The top-ranked clinical laboratories serving Hampden County, MA are Cleanslate Centers, Laboratory Corporation Of America Holdings and Life Laboratories. We list 45 clinical laboratories serving Hampden County, 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 Hampden County, MA. 45 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 Hampden County
#2Laboratory Corporation Of America Holdings
Based in Holyoke, MA#3Life Laboratories
Based in Springfield, MA#4Quest Diagnostics LLC
Serves this area from Enfield, CT (11 mi)#5Valley Medical Group
Serves this area from Easthampton, MA (11 mi)#6Ials Clinical Testing Center
Serves this area from Amherst Town, MA (19 mi)#7Quest Diagnostics LLC
Serves this area from Windsor, CT (20 mi)#8Obgyn Group Of Eastern Ct PC
Serves this area from South Windsor, CT (22 mi)#9Quest Diagnostics
Serves this area from Bloomfield, CT (23 mi)#10Quest Diagnostics LLC
Serves this area from Manchester, CT (24 mi)
20 more providers serving this area
- Quest Diagnostics LLC, Avon, CT (25 mi)
- Quest Diagnostics, Hartford, CT (26 mi)
- Accu Reference Medical Lab, LLC, East Hartford, CT (26 mi)
- Center For Advanced Reproductive Services, Hartford, CT (26 mi)
- Precision Toxicology, LLC, West Hartford, CT (26 mi)
- Laboratory For Dna-guided Medicine, Hartford, CT (26 mi)
- Quest Diagnostics LLC, Hartford, CT (26 mi)
- Quest Diagnostics LLC, West Hartford, CT (26 mi)
- Ecpc-c Wallace Home, Avon, CT (27 mi)
- Quest Diagnostics, LLC, Glastonbury, CT (29 mi)
- Quest Diagnostics LLC, Farmington, CT (30 mi)
- Connecticut Imaging Partners, Farmington, CT (30 mi)
- Jackson Laboratory For Genomic Medicine, The, Farmington, CT (30 mi)
- Hartford Hospital Ancillary Laboratory, Newington, CT (31 mi)
- Quest Diagnostics LLC, Newington, CT (31 mi)
- Quest Diagnostics LLC, Wethersfield, CT (31 mi)
- Cars-farmington, Farmington, CT (31 mi)
- Ct Gi Laboratory Powered By, Wethersfield, CT (31 mi)
- Quest Diagnostics LLC, Torrington, CT (31 mi)
- Quest Diagnostics, New Britain, CT (32 mi)
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Frequently asked questions
How many clinical laboratories serve Hampden County?
We list 45 clinical laboratories serving Hampden County, MA: 3 based there and 42 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 Hampden County?
The top-ranked clinical laboratories serving Hampden County, MA are Cleanslate Centers, Laboratory Corporation Of America Holdings, Life Laboratories, Quest Diagnostics LLC and Valley Medical Group. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Hampden County are verified against official records?
10 of the top 10 match an active official record: Cleanslate Centers (Centers for Medicare & Medicaid Services), Laboratory Corporation Of America Holdings (Centers for Medicare & Medicaid Services), Life Laboratories (Centers for Medicare & Medicaid Services), Quest Diagnostics LLC (Centers for Medicare & Medicaid Services) and Valley Medical Group (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 .
Cities in Hampden County
Communities served
Ludlow, East Longmeadow, Longmeadow, Wilbraham, Palmer Town, Southwick, Monson, Hampden, Brimfield, Holland, Monson Center, Wales, Russell, Granville, Chester, Blandford, Montgomery, Tolland