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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOY DIERKS M.D.
NPI 1164594644
Preventive Medicine - Occupational Medicine in Fpo, AE

Active since November 14, 2006
USS EMORY S LAND AS39, MEDICAL DEPARTMENT, FPO, AE 09454 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 15, 2026, Oct 23, 2023 (2 updates tracked since 2023).

About Dr. Joy Dierks M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOY DIERKS M.D. (NPI 1164594644) is an individual occupational medicine provider in Fpo, AE, licensed in Virginia (0101238542) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1164594644
Entity TypeIndividualFemale
Primary Taxonomy2083X0100X
Provider Legal NameDR. JOY DIERKSCredential: M.D.
Location AddressUSS EMORY S LAND AS39, MEDICAL DEPARTMENTFpo, AE 09454
Mailing Address9300 Dewitt Loop, Joint Medical Readiness ClinicFort Belvoir, VA 22060 · (202) 781-1003
Phone011390789798017
Sole ProprietorNo
Enumeration DateNovember 14, 2006
Last NPPES UpdateJuly 15, 20262 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1164594644 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083X0100X
License✔ Licensed in VA · 0101238542
Definition
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.
Also ListedGeneral PracticeTaxonomy 208D00000X · License 0101238542 (VA)
USS EMORY S LAND AS39, Fpo, AE 09454
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Joy Dierks's NPI number?

The NPI number for Joy Dierks is 1164594644. It was assigned to this individual provider in the NPPES registry on November 14, 2006.

Where is Joy Dierks located?

Joy Dierks practices at Uss Emory S Land As39 Medical Department, Fpo, AE 09454.

What is Joy Dierks's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

When was this NPI record last updated?

The NPPES record for Joy Dierks was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.