Clinical & Reference Laboratories in San Ramon, CA

The top-ranked clinical laboratories serving San Ramon, CA are Precision Pathology Medical Group Inc, Apostle Diagnostics and Strategic Concept Lab. We list 40 clinical laboratories serving San Ramon, CA. 30 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 San Ramon, CA (Contra Costa County). 40 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 San Ramon

Ranked by our published methodology. Sponsored providers are shown separately.
#ProviderVerified recordsBased inPhone
1Precision Pathology Medical Group IncCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2169457
CA(209) 577-1200
2Apostle DiagnosticsCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2191922
Pleasanton, CA (8 mi)(650) 660-7203
3Strategic Concept LabCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2263102
Pleasanton, CA (9 mi)(630) 201-4786
4Golden State Dermatology Associates, IncCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2167095
Walnut Creek, CA (13 mi)(925) 278-7592
5Laboratory Corporation Of AmericaCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2003055
Walnut Creek, CA (13 mi)(925) 979-9028
6Billiontoone LaboratoryCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2167800
Union City, CA (14 mi)(650) 666-6443
7Fellow Health Inc.CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2177822
San Leandro, CA (14 mi)(510) 473-7171
8Predicine IncCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2148483
Hayward, CA (14 mi)(650) 300-2188
9Diacarta, IncCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2110800
Hayward, CA (14 mi)(510) 878-6662
10Elim Clinical LaboratoryCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2074235
Hayward, CA (14 mi)(510) 783-1112
20 more providers serving this area

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Frequently asked questions

How many clinical laboratories serve San Ramon?

We list 40 clinical laboratories serving San Ramon, CA: 0 based there and 40 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 San Ramon?

The top-ranked clinical laboratories serving San Ramon, CA are Precision Pathology Medical Group Inc, Apostle Diagnostics, Strategic Concept Lab, Golden State Dermatology Associates, Inc and Laboratory Corporation Of America. The full ranked list, with the official records each provider matched, is on this page.

Which clinical laboratories serving San Ramon are verified against official records?

10 of the top 10 match an active official record: Precision Pathology Medical Group Inc (Centers for Medicare & Medicaid Services), Apostle Diagnostics (Centers for Medicare & Medicaid Services), Strategic Concept Lab (Centers for Medicare & Medicaid Services), Golden State Dermatology Associates, Inc (Centers for Medicare & Medicaid Services) and Laboratory Corporation Of America (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 .

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