Clinical & Reference Laboratories in San Diego, CA

We list 224 clinical laboratories serving San Diego, CA: 63 based there and 161 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 San Diego, CA are Acelabio (US) Inc, Achieve Diagnostics, Amprion Inc Amprion Clinical Laboratory, Applied Clinical Research and Bertis Bioscience Inc. 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: Acelabio (US) Inc (Centers for Medicare & Medicaid Services), Achieve Diagnostics (Centers for Medicare & Medicaid Services), Amprion Inc Amprion Clinical Laboratory (Centers for Medicare & Medicaid Services), Applied Clinical Research (Centers for Medicare & Medicaid Services) and Bertis Bioscience Inc (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.