William R. Chang
FDA investigator
Appears on 5 documents from 2019 to 2025, mostly at sites in New Jersey. Most often cites design controls (21 CFR 820.30).
- 5
- Documents on file
- 6.4
- Observations per 483
- 2019
- First seen
- 2025
- Most recent
What they cite most
From 32 observations- 21 CFR 820.30Design controls8
- 21 CFR 820.198(a)Complaint files4
- 21 CFR 803.17What are the requirements for developing, maintaining, and implementing written MDR procedures that apply to me?2
- 21 CFR 820.100(a)Corrective and preventive action2
- 21 CFR 820.22Quality audit2
- 21 CFR 1010.3(a)(2)(ii)Identification1
Activity by year
2019: 2, 2023: 1, 2024: 1, 2025: 1
Where
New Jersey 5
Often inspects with
Gobiga Vanniyasingam· Monica L. Gutierrez· Naakesh N. Gomanie
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Inspection history
5 documents, newest first| Date | Firm | Location | Observations | Open |
|---|---|---|---|---|
| 2025-08-07 | Amended 483 Ashland Specialty Ingredients, G.PAug 7, 2025 · Bridgewater, New Jersey | Bridgewater, New Jersey | 5 | |
| 2024-12-13 | 483 Epicare Acquisitions, LieDec 13, 2024 · Lawrenceville, New Jersey | Lawrenceville, New Jersey | 10 | |
| 2023-11-06 | Amended 483 Biocore9Nov 6, 2023 · Whippany, New Jersey | Whippany, New Jersey | 12 | |
| 2019-07-02 | 483 Fujifilm Medical Systems U.S.A., IncJul 2, 2019 · Wayne, New Jersey | Wayne, New Jersey | 1 | |
| 2019-02-05 | 483 TERRIFIC CARE LLCFeb 5, 2019 · Passaic, New Jersey | Passaic, New Jersey | 4 |
About this profile
What does William R. Chang inspect?
William R. Chang appears on 5 documents on file covering 5 sites, mostly in New Jersey.
What do they cite most often?
21 CFR 820.30 (design controls), followed by 21 CFR 820.198(a) and 21 CFR 803.17.
Can I read the observations?
Each document page previews the opening words of every observation. The full documents are available to buy, one at a time or together.
How current is this profile?
The most recent document on file for William R. Chang is dated Aug 7, 2025.