#1Cascade Pathology Services Central Lab
Based in Portland, OR
Clinical & Reference Laboratories in Portland, OR
The top-ranked clinical laboratories serving Portland, OR are Cascade Pathology Services Central Lab, Cascade Pathology Services Good Samaritan and Cascade Pathology Services Legacy Emanuel Lab. We list 31 clinical laboratories serving Portland, OR. 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 Portland, OR (Multnomah County). 31 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 Portland
#2Cascade Pathology Services Good Samaritan
Based in Portland, OR#3Cascade Pathology Services Legacy Emanuel Lab
Based in Portland, OR#4High Precision Laboratory Inc
Based in Portland, OR#5Kaiser Permanente NW Laboratories
Based in Portland, OR#6Kashi Clinical Laboratories, LLC
Based in Portland, OR#7Laboratory Corporation Of America
Based in Portland, OR#8Laboratory Corporation Of America
Based in Portland, OR#9Laboratory Corporation Of America Holladay Park
Based in Portland, OR#10Molecular Md Inc
Based in Portland, OR
20 more providers serving this area
- Ohsu Dermpath, Portland, OR
- Quest Diagnostics, Portland, OR
- Sirona Dx Inc, Portland, OR
- Sterol Analysis Laboratory, Portland, OR
- Zoomcare Lloyd District Super, Portland, OR
- Rhein Consulting Laboratories, Raleigh Hills, OR (6 mi)
- Quest Diagnostics Vancouver Crl, Vancouver, WA (7 mi)
- Molecular Testing Labs, Vancouver, WA (8 mi)
- Zrt Laboratory, Beaverton, OR (9 mi)
- Zoomcare Laboratory, Tigard, OR (9 mi)
- Curtis T Thompson Md & Associates, Beaverton, OR (9 mi)
- Uptown Providers PC, Beaverton, OR (9 mi)
- Molecular Vision Laboratory, Beaverton, OR (10 mi)
- Softcell L-form Laboratories LLC, Beaverton, OR (10 mi)
- Ayumetrix LLC, Tualatin, OR (10 mi)
- Medsurg Pathology Associates On Durham, Tigard, OR (11 mi)
- Zoomcare Tualatin Valley Super, Lake Oswego, OR (11 mi)
- Cascade Pathology Services Lmhmc, Gresham, OR (12 mi)
- Stellar Lab NW, Tualatin, OR (12 mi)
- Cascade Pathology Services Meridian Park, Tualatin, OR (13 mi)
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Frequently asked questions
How many clinical laboratories serve Portland?
We list 31 clinical laboratories serving Portland, OR: 15 based there and 16 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 Portland?
The top-ranked clinical laboratories serving Portland, OR are Cascade Pathology Services Central Lab, Cascade Pathology Services Good Samaritan, Cascade Pathology Services Legacy Emanuel Lab, High Precision Laboratory Inc and Kaiser Permanente NW Laboratories. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Portland are verified against official records?
10 of the top 10 match an active official record: Cascade Pathology Services Central Lab (Centers for Medicare & Medicaid Services), Cascade Pathology Services Good Samaritan (Centers for Medicare & Medicaid Services), Cascade Pathology Services Legacy Emanuel Lab (Centers for Medicare & Medicaid Services), High Precision Laboratory Inc (Centers for Medicare & Medicaid Services) and Kaiser Permanente NW Laboratories (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 .