#1Illinois CancerCare-Havana
Based in Havana, IL
Clinical Research Sites in Mason County, IL
The top-ranked clinical research sites serving Mason County, IL are Illinois CancerCare-Havana, Mason District Hospital and Graham Hospital. We list 12 clinical research sites serving Mason County, IL. 12 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 Mason County, IL. 12 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 Mason County
#2Mason District Hospital
Based in Havana, IL#3Graham Hospital
Serves this area from Canton, IL (22 mi)#4Graham Hospital Association
Serves this area from Canton, IL (22 mi)#5Illinois CancerCare-Canton
Serves this area from Canton, IL (22 mi)#6Cancer Treatment Center at Pekin Hospital
Serves this area from Pekin, IL (26 mi)#7Illinois CancerCare-Pekin
Serves this area from Pekin, IL (26 mi)#8OSF Saint Francis Radiation Oncology at Pekin
Serves this area from Pekin, IL (26 mi)#9OSF Saint Francis Radiation Oncology at Pekin Cancer Treatment Center
Serves this area from Pekin, IL (26 mi)#10Pekin Hospital
Serves this area from Pekin, IL (26 mi)
2 more providers serving this area
- Hopedale Medical Complex - Hospital, IL
- Illinois CancerCare - Washington, Washington, IL (41 mi)
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Frequently asked questions
How many clinical research sites serve Mason County?
We list 12 clinical research sites serving Mason County, IL: 2 based there and 10 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 Mason County?
The top-ranked clinical research sites serving Mason County, IL are Illinois CancerCare-Havana, Mason District Hospital, Graham Hospital, Graham Hospital Association and Illinois CancerCare-Canton. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving Mason County are verified against official records?
10 of the top 10 match an active official record: Illinois CancerCare-Havana (ClinicalTrials.gov), Mason District Hospital (ClinicalTrials.gov), Graham Hospital (ClinicalTrials.gov), Graham Hospital Association (ClinicalTrials.gov) and Illinois CancerCare-Canton (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 .
Communities served
Havana, Mason City, Manito, San Jose, Easton, Bath, Kilbourne, Forest City, Goofy Ridge, Topeka