Clinical & Reference Laboratories in San Marcos, TX

The top-ranked clinical laboratories serving San Marcos, TX are Creative Testing Solutions, Unique Biosciences LLC and Oculus Pathology Resolute Hospital. We list 42 clinical laboratories serving San Marcos, TX. 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 Marcos, TX (Hays County). 42 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 Marcos

Ranked by our published methodology. Sponsored providers are shown separately.
#ProviderVerified recordsBased inPhone
1Creative Testing SolutionsCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2025792
San Marcos, TX(512) 749-1640
2Unique Biosciences LLCCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2313828
TX(413) 695-3701
3Oculus Pathology Resolute HospitalCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2080242
New Braunfels, TX (13 mi)(512) 579-4000
4First Priority ErCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2148641
New Braunfels, TX (15 mi)(830) 468-5600
5Oculus Pathology Guadalupe RegionalCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2184928
Seguin, TX (21 mi)(830) 401-7899
6Emerald Molecular Laboratory LLCCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2296028
Austin, TX (25 mi)(512) 647-1091
7Laboratory Corporation Of AmericaCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D0504958
Austin, TX (26 mi)(512) 225-1208
8Asuragen Clinical ServicesCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D1069375
Austin, TX (26 mi)(512) 681-5200
9Ebien, IncCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2232931
Austin, TX (30 mi)(512) 886-2011
10Gx Sciences, LLC DBA Fagron Genomics USCLIA-certified laboratory (certificate of compliance or accreditation, CMS)#45D2144988
Austin, TX (30 mi)(844) 258-5564
20 more providers serving this area

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Frequently asked questions

How many clinical laboratories serve San Marcos?

We list 42 clinical laboratories serving San Marcos, TX: 1 based there and 41 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 Marcos?

The top-ranked clinical laboratories serving San Marcos, TX are Creative Testing Solutions, Unique Biosciences LLC, Oculus Pathology Resolute Hospital, First Priority Er and Oculus Pathology Guadalupe Regional. The full ranked list, with the official records each provider matched, is on this page.

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

10 of the top 10 match an active official record: Creative Testing Solutions (Centers for Medicare & Medicaid Services), Unique Biosciences LLC (Centers for Medicare & Medicaid Services), Oculus Pathology Resolute Hospital (Centers for Medicare & Medicaid Services), First Priority Er (Centers for Medicare & Medicaid Services) and Oculus Pathology Guadalupe Regional (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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