#1City of Hope at Arcadia
Serves this area from Arcadia, CA (4 mi)
Clinical Research Sites in El Monte, CA
The top-ranked clinical research sites serving El Monte, CA are City of Hope at Arcadia, Foothill Cardioology and Kaiser Permanente-Baldwin Park. We list 1013 clinical research sites serving El Monte, CA. 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 El Monte, CA (Los Angeles County). 1013 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 El Monte
#2Foothill Cardioology
Serves this area from Arcadia, CA (4 mi)#3Kaiser Permanente-Baldwin Park
Serves this area from Baldwin Park, CA (4 mi)#4Kaiser Permanente Baldwin Park Medical Center
Serves this area from Baldwin Park, CA (4 mi)#5Southern California Heart Centers
Serves this area from San Gabriel, CA (4 mi)#6InSite Digestive Health Care
Serves this area from Arcadia, CA (4 mi)#7Valley Gastroenterology Medical Group
Serves this area from Arcadia, CA (4 mi)#8Win Retina
Serves this area from Arcadia, CA (4 mi)#9Center for Clinical Trials of San Gabriel
Serves this area from West Covina, CA (5 mi)#10City of Hope West Covina
Serves this area from West Covina, CA (5 mi)
20 more providers serving this area
- Kinetic Clinical Research, West Covina, CA (5 mi)
- Next Level Clinical Trials, LLC, West Covina, CA (5 mi)
- City of Hope Medical Center, Monrovia, CA (6 mi)
- City of Hope Medical Center, Monrovia, CA (6 mi)
- UCLA Health Cancer Care in Alhambra, Alhambra, CA (6 mi)
- UCLA Hematology/Oncology - Alhambra, Alhambra, CA (6 mi)
- Beckman Research Institute of City of Hope, Duarte, CA (6 mi)
- City of Hope, Duarte, CA (6 mi)
- City of Hope Cancer Center, Duarte, CA (6 mi)
- City of Hope Cancer Center (Data collection only), Duarte, CA (6 mi)
- City of Hope (City of Hope National Medical Center, City of Hope Medical Center), Duarte, CA (6 mi)
- City of Hope Comprehensive Cancer Center, Duarte, CA (6 mi)
- City of Hope Comprehensive Cancer Center - Duarte, Duarte, CA (6 mi)
- City of Hope Duarte, Duarte, CA (6 mi)
- City of Hope-Duarte-56419, Duarte, CA (6 mi)
- City of Hope - Duarte Cancer Center, Duarte, CA (6 mi)
- City of Hope Investigational Drug Service (IDS), Duarte, CA (6 mi)
- City of Hope Investigational Drug Services (IDS), Duarte, CA (6 mi)
- City of Hope Medical Center, Duarte, CA (6 mi)
- City of Hope National Cancer Center, Duarte, CA (6 mi)
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Frequently asked questions
How many clinical research sites serve El Monte?
We list 1013 clinical research sites serving El Monte, CA: 0 based there and 1013 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 El Monte?
The top-ranked clinical research sites serving El Monte, CA are City of Hope at Arcadia, Foothill Cardioology, Kaiser Permanente-Baldwin Park, Kaiser Permanente Baldwin Park Medical Center and Southern California Heart Centers. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving El Monte are verified against official records?
10 of the top 10 match an active official record: City of Hope at Arcadia (ClinicalTrials.gov), Foothill Cardioology (ClinicalTrials.gov), Kaiser Permanente-Baldwin Park (ClinicalTrials.gov), Kaiser Permanente Baldwin Park Medical Center (ClinicalTrials.gov) and Southern California Heart Centers (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 .