Clinical & Reference Laboratories in Washington County, PA

We list 24 clinical laboratories serving Washington County, PA: 2 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 Washington County, PA are Alveoli Corpporation DBA Lungs At Work, Centerville Clinics Inc Lab, West Penn Outpatient Services At Bethel Park, Preferred Primary Care Physicians Inc and Ahn Center Reproductive Medicine. 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: Alveoli Corpporation DBA Lungs At Work (Centers for Medicare & Medicaid Services), Centerville Clinics Inc Lab (Centers for Medicare & Medicaid Services), West Penn Outpatient Services At Bethel Park (Centers for Medicare & Medicaid Services), Preferred Primary Care Physicians Inc (Centers for Medicare & Medicaid Services) and Ahn Center Reproductive Medicine (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.