Clinical & Reference Laboratories in Walla Walla, WA

We list 15 clinical laboratories serving Walla Walla, WA: 2 based there and 13 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 Walla Walla, WA are Incyte Pathology - Southgate Branch, Laboratory Corporation Of America, Incyte Pathology - St Anthony's Branch, Ip Pasco 4 and Ip Pendleton 1. 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: Incyte Pathology - Southgate Branch (Centers for Medicare & Medicaid Services), Laboratory Corporation Of America (Centers for Medicare & Medicaid Services), Incyte Pathology - St Anthony's Branch (Centers for Medicare & Medicaid Services), Ip Pasco 4 (Centers for Medicare & Medicaid Services) and Ip Pendleton 1 (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.