#1Delaware Diagnostic Labs, LLC
Based in DE
Clinical & Reference Laboratories in New Castle County, DE
The top-ranked clinical laboratories serving New Castle County, DE are Delaware Diagnostic Labs, LLC, Delaware Diagnostic Labs, LLC and Laboratory Corporation Of America. We list 23 clinical laboratories serving New Castle County, DE. 23 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 New Castle County, DE. 23 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 New Castle County
#2Delaware Diagnostic Labs, LLC
Based in DE#3Laboratory Corporation Of America
Based in DE#4Qps, LLC
Based in DE#5Responsive Health LLC
Based in DE#6Rsm Diagnostics Lab LLC
Based in DE#7Sunwise Family Dermatology And Surgery
Based in Middletown, DE#8Tri-state Health Inc
Serves this area from Elkton, MD (10 mi)#9Primbio Research Institute, LLC
Serves this area from PA#10Atlantic Dermatopathology LLC
Serves this area from PA
13 more providers serving this area
- Doctors Pathology Services, Dover, DE (28 mi)
- Advanced Laboratory Services, Inc, Sharon Hill, PA (31 mi)
- Inst For Dermatopathology Inc, PA
- Incendium, LLC, Kent Acres, DE (32 mi)
- Lancaster General Health Center Laboratory, PA
- Green Clinics Laboratory, Highland Acres, DE (33 mi)
- Alliance Pharma, Inc, PA
- Icura Diagnostics, LLC, PA
- Frontage Laboratories, Inc, PA
- Penn Medicine At Radnor, PA
- Rma Of Philadelphia, PA
- Phoenixville Valley Forge Dermatology Assoc, PA
- The Lab At Seascape, Milford, DE (46 mi)
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Frequently asked questions
How many clinical laboratories serve New Castle County?
We list 23 clinical laboratories serving New Castle County, DE: 7 based there and 16 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 New Castle County?
The top-ranked clinical laboratories serving New Castle County, DE are Delaware Diagnostic Labs, LLC, Delaware Diagnostic Labs, LLC, Laboratory Corporation Of America, Qps, LLC and Responsive Health LLC. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving New Castle County are verified against official records?
10 of the top 10 match an active official record: Delaware Diagnostic Labs, LLC (Centers for Medicare & Medicaid Services), Delaware Diagnostic Labs, LLC (Centers for Medicare & Medicaid Services), Laboratory Corporation Of America (Centers for Medicare & Medicaid Services), Qps, LLC (Centers for Medicare & Medicaid Services) and Responsive Health LLC (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 New Castle County
Communities served
Bear, Glasgow, Brookside, Hockessin, Pike Creek Valley, Claymont, Wilmington Manor, North Star, Pike Creek, Edgemoor, Elsmere, New Castle, Greenville, Townsend, St. Georges, Delaware City, Bellefonte, Newport, Arden, Odessa, Ardentown, Ardencroft, Port Penn