#1StudyMetrix Research LLC
Serves this area from MO
Clinical Research Sites in St. Charles, MO
The top-ranked clinical research sites serving St. Charles, MO are StudyMetrix Research LLC, SSM Health DePaul Hospital and St. Louis Cancer Care, LLP. We list 104 clinical research sites serving St. Charles, MO. 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 St. Charles, MO (St. Charles County). 104 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 St. Charles
#2SSM Health DePaul Hospital
Serves this area from Bridgeton, MO (5 mi)#3St. Louis Cancer Care, LLP
Serves this area from Bridgeton, MO (5 mi)#4St. Louis Heart and Vascular
Serves this area from Bridgeton, MO (5 mi)#5Exercise and Performance Nutrition Laboratory
Serves this area from MO#6Lindenwood University
Serves this area from MO#7Midwest Chest Consultants, PC
Serves this area from MO#8Elixia MNA
Serves this area from St. Peters, MO (5 mi)#9Siteman Cancer Center at Saint Peters Hospital
Serves this area from St. Peters, MO (5 mi)#10Siteman Cancer Center - Saint Peters
Serves this area from St. Peters, MO (5 mi)
20 more providers serving this area
- Siteman Cancer Center - St Peters, St. Peters, MO (5 mi)
- Washington University Medical School, St. Peters, MO (5 mi)
- Healthcare Research Network, Hazelwood, MO (7 mi)
- Healthcare Research Network - Hazelwood MO, Hazelwood, MO (7 mi)
- Siteman Cancer Center - North County, Florissant, MO (9 mi)
- DelRicht Research - Town and Country, Chesterfield, MO (10 mi)
- Gateway Gastroenterology - Site Number: 8400097, Chesterfield, MO (10 mi)
- Midwest Vision Research Foundation, Chesterfield, MO (10 mi)
- Pepose Vision Institute, Chesterfield, MO (10 mi)
- Saint Louis Pain Consultants, Chesterfield, MO (10 mi)
- Saint Luke's Hospital, Chesterfield, MO (10 mi)
- St. Luke's Hospital, Chesterfield, MO (10 mi)
- The Lung Research Center, LLC, Chesterfield, MO (10 mi)
- Arch Clinical Trials, Creve Coeur, MO (10 mi)
- Barnes-Jewish West County Hospital, Creve Coeur, MO (10 mi)
- Center for Cancer Care and Research, Creve Coeur, MO (10 mi)
- Comprehensive Cancer Care PC, Creve Coeur, MO (10 mi)
- David C Pratt Cancer Center, Creve Coeur, MO (10 mi)
- David C. Pratt Center, Creve Coeur, MO (10 mi)
- Gateway Gastroenterology-Site Number: 8400097, Creve Coeur, MO (10 mi)
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Frequently asked questions
How many clinical research sites serve St. Charles?
We list 104 clinical research sites serving St. Charles, MO: 0 based there and 104 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 St. Charles?
The top-ranked clinical research sites serving St. Charles, MO are StudyMetrix Research LLC, SSM Health DePaul Hospital, St. Louis Cancer Care, LLP, St. Louis Heart and Vascular and Exercise and Performance Nutrition Laboratory. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving St. Charles are verified against official records?
10 of the top 10 match an active official record: StudyMetrix Research LLC (ClinicalTrials.gov), SSM Health DePaul Hospital (ClinicalTrials.gov), St. Louis Cancer Care, LLP (ClinicalTrials.gov), St. Louis Heart and Vascular (ClinicalTrials.gov) and Exercise and Performance Nutrition Laboratory (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 .