Overview
- 171 inspections across 158 sites are on record.
- 283 Form 483 observations are attributed to this investigator.
- Most recent recorded activity is 2025-05-16.
At a glance
Inspections
171
Sites
158
Observations
283
Career since
Jan 2008
Recent inspections
Most recent inspections in the published record.
| Site | Date | Category | Form 483 |
|---|---|---|---|
| Fondazione Telethon ETS | 16 May 2025 | Biologics | |
| Alessandro Aiuti, M.D., PhD | 9 May 2025 | Biologics | |
| Michael E. Gottschalk, M.D. | 5 Aug 2022 | Human Drugs | View 483 → |
| Lily C. Chao, M.D. | 15 Jul 2022 | Human Drugs | |
| Valley Biosystems | 8 Oct 2021 | Biologics | View 483 → |
Sites inspected
Fondazione Telethon ETSMilan, Italy1 insp.
Alessandro Aiuti, M.D., PhDMilan, Italy1 insp.
Michael E. Gottschalk, M.D.San Diego, United States1 insp.
Lily C. Chao, M.D.Los Angeles, United States1 insp.
Valley BiosystemsWest Sacramento, United States1 insp.
Co-investigators
Investigators who share inspections with this person.
Thao T Kwan9 shared
Natalie J Ayoub7 shared
Tawny L Colling4 shared
Caryn M Mcnab4 shared
Grace P Santos3 shared
Trushani T Desai3 shared
Babajide M Osunsanmi3 shared
Veronica L Bush2 shared
Samson O Oluseye2 shared
Mendoza O Wallace2 shared
Full investigator report
Get the verbatim findings behind Diane C Van Leeuwen's 283 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