#1Prairie Lakes Healthcare System
Serves this area from SD
Clinical Research Sites in Day County, SD
The top-ranked clinical research sites serving Day County, SD are Prairie Lakes Healthcare System, Prairie Lakes Health Care System and Avera Cancer Institute-Aberdeen. We list 4 clinical research sites serving Day County, SD. 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 Day County, SD. 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 Day County
| # | Provider | Verified records | Based in | Phone |
|---|---|---|---|---|
| 1 | Prairie Lakes Healthcare System | Site on 4 active studies registered on ClinicalTrials.gov | SD | — |
| 2 | Prairie Lakes Health Care System | Site on 4 active studies registered on ClinicalTrials.gov | SD | — |
| 3 | Avera Cancer Institute-Aberdeen | Site on 43 active studies registered on ClinicalTrials.gov | SD | — |
| 4 | Sanford - Sioux Falls | Site on 3 active studies registered on ClinicalTrials.gov | SD | — |
#2Prairie Lakes Health Care System
Serves this area from SD#3Avera Cancer Institute-Aberdeen
Serves this area from SD#4Sanford - Sioux Falls
Serves this area from SD
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Frequently asked questions
How many clinical research sites serve Day County?
We list 4 clinical research sites serving Day County, SD: 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 Day County?
The top-ranked clinical research sites serving Day County, SD are Prairie Lakes Healthcare System, Prairie Lakes Health Care System, Avera Cancer Institute-Aberdeen and Sanford - Sioux Falls. The full ranked list, with the official records each provider matched, is on this page.
Which clinical research sites serving Day County are verified against official records?
4 of the top 4 match an active official record: Prairie Lakes Healthcare System (ClinicalTrials.gov), Prairie Lakes Health Care System (ClinicalTrials.gov), Avera Cancer Institute-Aberdeen (ClinicalTrials.gov) and Sanford - Sioux Falls (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
Webster, Waubay, Enemy Swim, Bristol, Roslyn, Pierpont, Andover, Grenville, Butler