#1Lab24, LLC
Based in Redding, CA
Clinical & Reference Laboratories in Redding, CA
The top-ranked clinical laboratories serving Redding, CA are Lab24, LLC, Shasta Pathology Associates and Unilab Corp DBA Quest Diagnostics. We list 3 clinical laboratories serving Redding, CA. 3 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 Redding, CA (Shasta County). 3 providers, 3 of the top 3 verified against federal or state records. Registry records checked on 2026-11-04.
Top 3 ranked clinical laboratories for Redding
| # | Provider | Verified records | Based in | Phone |
|---|---|---|---|---|
| 1 | Lab24, LLC | CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D2159324 | Redding, CA | (530) 319-7222 |
| 2 | Shasta Pathology Associates | CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D0934580 | Redding, CA | (530) 255-1000 |
| 3 | Unilab Corp DBA Quest Diagnostics | CLIA-certified laboratory (certificate of compliance or accreditation, CMS)#05D0644239 | Redding, CA | (530) 243-4509 |
#2Shasta Pathology Associates
Based in Redding, CA#3Unilab Corp DBA Quest Diagnostics
Based in Redding, CA
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Frequently asked questions
How many clinical laboratories serve Redding?
We list 3 clinical laboratories serving Redding, CA: 3 based there and 0 serving it from nearby. 3 of the top 3 match an active federal or state record, checked on 2026-11-04.
Which clinical laboratories serve Redding?
The top-ranked clinical laboratories serving Redding, CA are Lab24, LLC, Shasta Pathology Associates and Unilab Corp DBA Quest Diagnostics. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Redding are verified against official records?
3 of the top 3 match an active official record: Lab24, LLC (Centers for Medicare & Medicaid Services), Shasta Pathology Associates (Centers for Medicare & Medicaid Services) and Unilab Corp DBA Quest Diagnostics (Centers for Medicare & Medicaid Services). 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 .