#1Meriter Laboratories
Serves this area from Madison, WI (32 mi)
Clinical & Reference Laboratories in Rock County, WI
The top-ranked clinical laboratories serving Rock County, WI are Meriter Laboratories, Exact Sciences Laboratories, LLC and Hanna Medical Clinic Sc. We list 3 clinical laboratories serving Rock County, WI. 3 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 Rock County, WI. 3 providers, 3 of the top 3 verified against federal or state records. Registry records checked on 2026-11-04.
Top 3 ranked clinical laboratories for Rock County
| # | Provider | Verified records | Based in | Phone |
|---|---|---|---|---|
| 1 | Meriter Laboratories | CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#52D0393626 | Madison, WI (32 mi) | (608) 417-6267 |
| 2 | Exact Sciences Laboratories, LLC | CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#52D2162828 | Madison, WI (34 mi) | (844) 870-8870 |
| 3 | Hanna Medical Clinic Sc | CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#52D2132303 | Middleton, WI (38 mi) | (608) 203-8022 |
#2Exact Sciences Laboratories, LLC
Serves this area from Madison, WI (34 mi)#3Hanna Medical Clinic Sc
Serves this area from Middleton, WI (38 mi)
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Frequently asked questions
How many clinical laboratories serve Rock County?
We list 3 clinical laboratories serving Rock County, WI: 0 based there and 3 serving it from nearby. 3 of the top 3 match an active federal or state record, checked on 2026-11-04.
Which clinical laboratories serve Rock County?
The top-ranked clinical laboratories serving Rock County, WI are Meriter Laboratories, Exact Sciences Laboratories, LLC and Hanna Medical Clinic Sc. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Rock County are verified against official records?
3 of the top 3 match an active official record: Meriter Laboratories (Centers for Medicare & Medicaid Services), Exact Sciences Laboratories, LLC (Centers for Medicare & Medicaid Services) and Hanna Medical Clinic Sc (Centers for Medicare & Medicaid Services). 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 .
Communities served
Janesville, Beloit, Edgerton, Evansville, Milton, Clinton, Orfordville, Footville, Hanover, Shopiere, Fulton