Overview
- 157 inspections across 138 sites are on record.
- 202 Form 483 observations are attributed to this investigator.
- Most recent recorded activity is 2026-05-14.
At a glance
Inspections
157
Sites
138
Observations
202
Career since
Jan 2008
Recent inspections
Most recent inspections in the published record.
| Site | Date | Category | Form 483 |
|---|---|---|---|
| University of Connecticut Storrs Institutional Review Board | 14 May 2026 | Medical Devices & Rad Health | |
| Dartmouth-Hitchcock Clinic | 29 Aug 2025 | Medical Devices & Rad Health | |
| Amer M. Zeidan, M.D. | 8 Aug 2025 | Human Drugs | View 483 → |
| Trustees of Dartmouth College Committee for the Protection of Human Subjects | 27 Mar 2024 | Medical Devices & Rad Health | |
| Veteran's IRB of Northern New England | 27 Oct 2023 | Medical Devices & Rad Health |
Sites inspected
University of Connecticut Storrs Institutional Review BoardStorrs Mansfield, United States1 insp.
Dartmouth-Hitchcock ClinicLebanon, United States1 insp.
Amer M. Zeidan, M.D.New Haven, United States1 insp.
Trustees of Dartmouth College Committee for the Protection of Human SubjectsHanover, United States1 insp.
Veteran's IRB of Northern New EnglandWhite River Junction, United States1 insp.
Co-investigators
Investigators who share inspections with this person.
Michael P Anthony6 shared
Michael Serrano3 shared
Victoria M Daddeo2 shared
John L Zaccone2 shared
Marion W Nadeau2 shared
Agata E Libera1 shared
Kent A Conforti1 shared
Shirley S Wen1 shared
Rachel M Skeete1 shared
Cynthia F Kleppinger1 shared
Full investigator report
Get the verbatim findings behind Darin S Wiegers' 202 observations
Source 483 PDFs, verbatim observations, and how each site responded, so your team knows what they cite before they arrive.
- New inspections and Form 483s, mapped to the CFR citation
- Warning letter outcomes, and the citation patterns they repeat
- Their co-investigators, so no surprises about who shows up on site