Clinical & Reference Laboratories in Butler County, PA

We list 23 clinical laboratories serving Butler County, PA: 1 based there and 22 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.

The top-ranked clinical laboratories serving Butler County, PA are Blank Check Labs LLC, Genesis Medical Laboratory, Rabkin Dermatopathology Laboratory PC, Core Laboratory and Helomics Corporation. The full ranked list, with the official records each provider matched, is on this page.

10 of the top 10 match an active official record: Blank Check Labs LLC (Centers for Medicare & Medicaid Services), Genesis Medical Laboratory (Centers for Medicare & Medicaid Services), Rabkin Dermatopathology Laboratory PC (Centers for Medicare & Medicaid Services), Core Laboratory (Centers for Medicare & Medicaid Services) and Helomics Corporation (Centers for Medicare & Medicaid Services), and 5 more on this page. Each badge links to the official record it matched.

By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.

"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.

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.