# FDA 483 - Margaret A. Chang, MD, MS - April 25, 2025

Source: https://www.globalkeysolutions.net/records/483/margaret-a-chang-md-ms/d1bd864a-2b73-41ca-bd10-858db421c35a

> FDA 483 for Margaret A. Chang, MD, MS on April 25, 2025. Product: drugs. Access full analysis and detailed observations.

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## Details

- Record Type: 483
- Company Name: Margaret A. Chang, MD, MS
- Inspection Date: 2025-04-25
- Product Type: drugs
- Office Name: San Francisco District Office
- Summary: Margaret A. Chang, MD, MS, a clinical investigator in Sacramento, CA, was issued a Form FDA 483 following an inspection that revealed significant deficiencies in the conduct of a clinical investigation. The inspection found failures to report adverse events and manage protocol deviations according to the investigational plan. Additionally, the firm failed to prepare and maintain adequate and accurate case histories, including instances of delayed documentation for critical study data.

## Related Officers

- [Cynthia J. Tsui](https://www.globalkeysolutions.net/people/cynthia-j-tsui/e02b5fd2-e90b-47a7-bbc2-e658f160c4ae)

Company: https://www.globalkeysolutions.net/companies/margaret-a-chang-md-ms/4e2f0a31-4c1d-4107-83aa-98398e3e65d6

Office: https://www.globalkeysolutions.net/offices/san-francisco-district-office/6f838e9c-aae1-4665-9c46-a51d43be02df