#1Compass Oncology
Based in Vancouver, WA
Clinical Research Sites in Clark County, WA
The top-ranked clinical research sites serving Clark County, WA are Compass Oncology, Compass Oncology Vancouver and Legacy Cancer Institute Medical Oncology and Day Treatment. We list 118 clinical research sites serving Clark County, WA. 30 of the providers shown match an active record from ClinicalTrials.gov, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Clinical Research Sites serving Clark County, WA. 118 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked clinical research sites for Clark County
#2Compass Oncology Vancouver
Based in Vancouver, WA#3Legacy Cancer Institute Medical Oncology and Day Treatment
Based in Vancouver, WA#4Legacy Medical Group Cardiology
Based in Barberton, OR#5Legacy Salmon Creek Hospital
Based in Barberton, WA#6Legacy Salmon Creek Medical Center
Based in Barberton, WA#7Northwest Cancer Specialist, Pc(Us Oncology Research)
Based in Vancouver, WA#8Northwest Cancer Specialists
Based in Vancouver, WA#9Northwest Cancer Specialists, P.C.
Based in Vancouver, WA#10Northwest Cancer Specialists - Vancouver
Based in Vancouver, WA
20 more providers serving this area
- PeaceHealth Southwest Medical Center, Vancouver, WA
- The Vancouver Clinic, Vancouver, WA
- The Vancouver Clinic Inc. P.S. - Site Number: 8400090, Vancouver, WA
- Oregon Clinic, Maywood Park, OR (16 mi)
- The Oregon Clinic, Maywood Park, OR (16 mi)
- The Oregon Clinic Gastroenterology-East, Maywood Park, OR (16 mi)
- The Oregon Clinic Pulmonary East, Maywood Park, OR (16 mi)
- Portland Providence Medical Center, Portland, OR (17 mi)
- Providence, Portland, OR (17 mi)
- Providence ALS Center, Portland, OR (17 mi)
- Providence Cancer Center, Portland, OR (17 mi)
- Providence Cancer Center Oncology Hematology Care, Portland, OR (17 mi)
- Providence Cancer Institute, Portland, OR (17 mi)
- Providence Cancer Institute Franz Clinic, Portland, OR (17 mi)
- Providence Cancer Institute of Oregon, Portland, OR (17 mi)
- Providence Heart and Vascular Institute, Portland, OR (17 mi)
- Providence Oncology & Hematology Care Clinic - Eastside, Portland, OR (17 mi)
- Providence Portland Cancer Center, Portland, OR (17 mi)
- Providence Portland Cancer Institute - Franz Clinic, Portland, OR (17 mi)
- Providence Portland Medical Center, Portland, OR (17 mi)
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Frequently asked questions
How many clinical research sites serve Clark County?
We list 118 clinical research sites serving Clark County, WA: 13 based there and 105 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which clinical research sites serve Clark County?
The top-ranked clinical research sites serving Clark County, WA are Compass Oncology, Compass Oncology Vancouver, Legacy Cancer Institute Medical Oncology and Day Treatment, Legacy Medical Group Cardiology and Legacy Salmon Creek Hospital. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving Clark County are verified against official records?
10 of the top 10 match an active official record: Compass Oncology (ClinicalTrials.gov), Compass Oncology Vancouver (ClinicalTrials.gov), Legacy Cancer Institute Medical Oncology and Day Treatment (ClinicalTrials.gov), Legacy Medical Group Cardiology (ClinicalTrials.gov) and Legacy Salmon Creek Hospital (ClinicalTrials.gov), 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.
How do sponsors judge a research site?
Common checks are enrollment history in the indication, experienced coordinators, IRB arrangements, start-up time and data quality. ClinicalTrials.gov shows which studies a site has been listed on.
"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 .
Cities in Clark County
Communities served
Orchards, Camas, Hazel Dell, Battle Ground, Salmon Creek, Five Corners, Washougal, Ridgefield, Minnehaha, Mount Vista, Felida, Barberton, Lake Shore, Hockinson, La Center, Venersborg, Meadow Glade, Brush Prairie, Fern Prairie, Lewisville, Amboy, Duluth, Yacolt, Dollars Corner, Cherry Grove