FDA Investigator

Chaoying C Ma

Latest inspection on record: Yerucham, Israel, July 2018 · records back to 2017

Human Drugs

FDA inspection record · Last updated July 12, 2026

Overview

  • 3 inspections across 3 sites are on record.
  • 2 Form 483 observations are attributed to this investigator.
  • Most recent recorded activity is 2018-07-19.

At a glance

Inspections

3

Sites

3

Observations

2

Career since

Jun 2017

Recent inspections

Most recent inspections in the published record.

SiteDateCategoryForm 483
Padagis Israel Pharmaceuticals Ltd19 Jul 2018Human Drugs
Tianjin Tianyao Pharmaceuticals Co., Ltd29 Jun 2018Human DrugsOn file
Pfizer Manufacturing Deutschland GmbH27 Jun 2017Human Drugs

Sites inspected

Padagis Israel Pharmaceuticals LtdYerucham, Israel1 insp.
Tianjin Tianyao Pharmaceuticals Co., LtdTianjin Economic Development, China1 insp.
Pfizer Manufacturing Deutschland GmbHFreiburg Im Breisgau, Germany1 insp.

Co-investigators

Investigators who share inspections with this person.

Full investigator report

Get the verbatim findings behind Chaoying C Ma's 2 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