FDA Investigator

William J Foust

Latest inspection on record: Las Vegas, United States, March 2009 · records back to 2008

FDA inspection record · Last updated July 12, 2026

Overview

  • 31 inspections across 30 sites are on record.
  • 13 Form 483 observations are attributed to this investigator.
  • Most recent recorded activity is 2009-03-24.

At a glance

Inspections

31

Sites

30

Observations

13

Career since

Jan 2008

Recent inspections

Most recent inspections in the published record.

SiteDateCategoryForm 483
American Nutritional Corp., Inc24 Mar 2009
Dan Eisenberg, M.D.10 Mar 2009On file
Diapro, Inc.19 Feb 2009
Red Rock Fertility Center17 Feb 2009
Karl G. Heine, MD.27 Jan 2009

Sites inspected

American Nutritional Corp., IncLas Vegas, United States1 insp.
Dan Eisenberg, M.D.Las Vegas, United States1 insp.
Diapro, Inc.Santa Clarita, United States1 insp.
Red Rock Fertility CenterLas Vegas, United States1 insp.
Karl G. Heine, MD.Henderson, United States1 insp.

Co-investigators

Investigators who share inspections with this person.

Full investigator report

Get the verbatim findings behind William J Foust's 13 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