#1Advanced Urology Institute
Based in On Top of the World, FL
Clinical Research Sites in Marion County, FL
The top-ranked clinical research sites serving Marion County, FL are Advanced Urology Institute, Florida Cancer Affiliates and Florida Cancer Specialists. We list 124 clinical research sites serving Marion County, FL. 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 Marion County, FL. 124 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 Marion County
#2Florida Cancer Affiliates
Based in FL#3Florida Cancer Specialists
Based in FL#4Ocala Cardiovascular Research
Based in FL#5Ocala GI Research
Based in FL#6Ocala Oncology
Based in FL#7Ocala Oncology Center
Based in FL#8Ocala Oncology Center PL DBA Florida Cancer Affiliates - Ocala
Based in FL#9Ocala Research Institute Inc.
Based in FL#10Renstar Medical Research
Based in FL
20 more providers serving this area
- Charter Research - Lady Lake, The Villages, FL (20 mi)
- Charter Research - Lady Lake/The Villages, The Villages, FL (20 mi)
- Charter Research, LLC, The Villages, FL (20 mi)
- Charter Research The Villages, The Villages, FL (20 mi)
- Interventional Pain Institute, The Villages, FL (20 mi)
- Synexus Clinical Research US, Inc., The Villages, FL (20 mi)
- Florida Cancer Specialists, FL
- K2 Medical Research, FL
- K2 Medical Research The Villages LLC, FL
- K2 Medical Research The Villages LLC, FL
- K2 Summit Research, FL
- Lake Center for Clinical Research, FL
- Cancer Centers of Central Florida PA, Lisbon, FL (27 mi)
- Lakeview Institute of Clinical Research, FL
- Malcom Randall VA Medical Center, Gainesville, FL (34 mi)
- Malcom Randall Veterans Affairs Medical Center, Gainesville, FL (34 mi)
- Norman Fixel Institute for Neurological Diseases, Gainesville, FL (34 mi)
- Norman Fixel Institute for Neurological Diseases (FIND)- Site Number : 8400054, Gainesville, FL (34 mi)
- Norman Fixel Institute for Neurological Diseases - University of Florida, Gainesville, FL (34 mi)
- North Florida/South Georgia Veterans Health System, Gainesville, FL (34 mi)
Request quotes
Frequently asked questions
How many clinical research sites serve Marion County?
We list 124 clinical research sites serving Marion County, FL: 10 based there and 114 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 Marion County?
The top-ranked clinical research sites serving Marion County, FL are Advanced Urology Institute, Florida Cancer Affiliates, Florida Cancer Specialists, Ocala Cardiovascular Research and Ocala GI Research. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving Marion County are verified against official records?
10 of the top 10 match an active official record: Advanced Urology Institute (ClinicalTrials.gov), Florida Cancer Affiliates (ClinicalTrials.gov), Florida Cancer Specialists (ClinicalTrials.gov), Ocala Cardiovascular Research (ClinicalTrials.gov) and Ocala GI Research (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 Marion County
Communities served
Silver Springs Shores, Liberty Triangle, Marion Oaks, On Top of the World, Belleview, Rainbow Springs, Rainbow Lakes Estates, Ocala Estates, Silver Springs, Dunnellon, Lake Kerr, Rainbow Park, Ocklawaha, Silver Springs Shores East, McIntosh, Reddick