#1UCI Health - Yorba Linda
Serves this area from Yorba Linda, CA (4 mi)
Clinical Research Sites in Anaheim, CA
The top-ranked clinical research sites serving Anaheim, CA are UCI Health - Yorba Linda, Orange County Retina Med Group and Orange County Retina Medical Group. We list 975 clinical research sites serving Anaheim, 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 Anaheim, CA (Orange County). 975 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 Anaheim
#2Orange County Retina Med Group
Serves this area from North Tustin, CA (6 mi)#3Orange County Retina Medical Group
Serves this area from North Tustin, CA (6 mi)#4Santa Ana
Serves this area from North Tustin, CA (6 mi)#5Santa Ana, California
Serves this area from North Tustin, CA (6 mi)#6Syrentis Clinical Research
Serves this area from North Tustin, CA (6 mi)#7Kaiser Permanente-Anaheim
Serves this area from Anaheim, CA (7 mi)#8Kaiser Permanente Anaheim Kraemer Medical Offices
Serves this area from Anaheim, CA (7 mi)#9Smart Cures Clinical Research
Serves this area from Anaheim, CA (7 mi)#10ATP Clinical Research
Serves this area from Orange, CA (7 mi)
20 more providers serving this area
- Cura Clinical Research, Orange, CA (7 mi)
- Cure Clinical Research, LLC, Orange, CA (7 mi)
- Lumina Clinical Research Center, Orange, NJ (7 mi)
- University of California, Irvine Medical Center, Orange, CA (8 mi)
- Marshall B. Ketchum University, Fullerton, CA (8 mi)
- Center for Inherited Blood Disorders, Orange, CA (8 mi)
- Chao Family Comprehensive Cancer Center, Orange, CA (8 mi)
- Chao Family Comprehensive Cancer Center at University of California Irvine Medical Center, Orange, CA (8 mi)
- Chao Family Comprehensive Cancer Center UCI, Orange, CA (8 mi)
- Chao Family Comprehensive Cancer Center, University of California Irvine, Orange, CA (8 mi)
- Children's Hospital of Orange County, Orange, CA (8 mi)
- Childrens Hospital of Orange County, Orange, CA (8 mi)
- Children's Hospital of Orange County (CHOC), Orange, CA (8 mi)
- Children's Hospital of Orange County Main Campus - Orange, Orange, CA (8 mi)
- Children's Hospital of Orange County - Orange, Orange, CA (8 mi)
- Children's Hospital of Orange County- Site Number : 840074, Orange, CA (8 mi)
- Children's Hospital, Orange County, Orange, CA (8 mi)
- Children's Hospital Orange County (CHOC), Orange, CA (8 mi)
- Children's Hosp Of Orange, Orange, CA (8 mi)
- Choc, Orange, CA (8 mi)
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Frequently asked questions
How many clinical research sites serve Anaheim?
We list 975 clinical research sites serving Anaheim, CA: 0 based there and 975 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 Anaheim?
The top-ranked clinical research sites serving Anaheim, CA are UCI Health - Yorba Linda, Orange County Retina Med Group, Orange County Retina Medical Group, Santa Ana and Santa Ana, California. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving Anaheim are verified against official records?
10 of the top 10 match an active official record: UCI Health - Yorba Linda (ClinicalTrials.gov), Orange County Retina Med Group (ClinicalTrials.gov), Orange County Retina Medical Group (ClinicalTrials.gov), Santa Ana (ClinicalTrials.gov) and Santa Ana, California (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 .