#1Texas Oncology - Northeast Texas
Serves this area from TX
Clinical Research Sites in Leon County, TX
The top-ranked clinical research sites serving Leon County, TX are Texas Oncology - Northeast Texas, Texas Oncology-Palestine Cancer Center and Saint Joseph Regional Cancer Center. We list 4 clinical research sites serving Leon County, TX. 4 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 Leon County, TX. 4 providers, 4 of the top 4 verified against federal or state records. Registry records checked on 2026-11-04.
Top 4 ranked clinical research sites for Leon County
| # | Provider | Verified records | Based in | Phone |
|---|---|---|---|---|
| 1 | Texas Oncology - Northeast Texas | Site on 6 active studies registered on ClinicalTrials.gov | TX | — |
| 2 | Texas Oncology-Palestine Cancer Center | Site on 2 active studies registered on ClinicalTrials.gov | TX | — |
| 3 | Saint Joseph Regional Cancer Center | Site on 102 active studies registered on ClinicalTrials.gov | Bryan, TX (48 mi) | — |
| 4 | Texas A&M Family Care | Site on 3 active studies registered on ClinicalTrials.gov | Bryan, TX (48 mi) | — |
#2Texas Oncology-Palestine Cancer Center
Serves this area from TX#3Saint Joseph Regional Cancer Center
Serves this area from Bryan, TX (48 mi)#4Texas A&M Family Care
Serves this area from Bryan, TX (48 mi)
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Frequently asked questions
How many clinical research sites serve Leon County?
We list 4 clinical research sites serving Leon County, TX: 0 based there and 4 serving it from nearby. 4 of the top 4 match an active federal or state record, checked on 2026-11-04.
Which clinical research sites serve Leon County?
The top-ranked clinical research sites serving Leon County, TX are Texas Oncology - Northeast Texas, Texas Oncology-Palestine Cancer Center, Saint Joseph Regional Cancer Center and Texas A&M Family Care. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving Leon County are verified against official records?
4 of the top 4 match an active official record: Texas Oncology - Northeast Texas (ClinicalTrials.gov), Texas Oncology-Palestine Cancer Center (ClinicalTrials.gov), Saint Joseph Regional Cancer Center (ClinicalTrials.gov) and Texas A&M Family Care (ClinicalTrials.gov). 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
Buffalo, Hilltop Lakes, Centerville, Jewett, Normangee, Oakwood, Marquez, Leona