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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. WILLIAM THEODORE BROOKS IV MD
NPI 1619775111
General Practice in Fort Belvoir, VA

Active since March 03, 2025
9300 DEWITT LOOP, FORT BELVOIR, VA 22060(571) 231-1803 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 28, 2026, May 29, 2025, Mar 3, 2025 (3 updates tracked since 2025).

About Dr. William Theodore Brooks Iv Md NPPES

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

DR. WILLIAM THEODORE BROOKS IV MD (NPI 1619775111) is an individual general practice provider in Fort Belvoir, Virginia, licensed in Virginia (0101290360) and active in the NPI registry since March 2025.

NPPES Registry Identity

NPI1619775111
Entity TypeIndividualMale
Primary Taxonomy208D00000X
Provider Legal NameDR. WILLIAM THEODORE BROOKS IVCredential: MD
Location Address9300 DEWITT LOOPFort Belvoir, VA 22060-5285
Mailing Address9300 Dewitt LoopFort Belvoir, VA 22060-5285
Phone(571) 231-1803
Sole ProprietorNo
Enumeration DateMarch 3, 2025
Last NPPES UpdateJuly 28, 20263 updates tracked since enumeration
NPPES CertifiedJuly 28, 2026
✔ NPI 1619775111 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in VA · 0101290360
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
9300 DEWITT LOOP, Fort Belvoir, VA 22060
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ASHLEY L MALTEZ-LAURIENTI PSY.D.
Counselor (Mental Health)
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (712) 313-2245
MEGAN ANNE KELLY COTA
Occupational Therapy Assistant
9300 DEWITT LOOP
FT BELVOIR, VA 22060
Fairfax County (571) 231-1321
MS. SHANNON NOELLE FULCROD LCSW, CSAC, MAC
Social Worker (Clinical)
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (571) 231-1200
CALE WRIGHT PSYD
Psychologist (Clinical Child & Adolescent)
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (571) 231-0524
SPENCER OSBOURN
Psychiatry & Neurology (Neurology)
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (571) 231-2966
HEATHER R BARAL
Social Worker (Clinical)
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (571) 231-3224
UMAR KHAN
Orthopaedic Surgery
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (571) 231-3224
DAVID PITTS JR. DO
General Practice
9300 DEWITT LOOP
FORT BELVOIR, VA 22060
Fairfax County (571) 231-1803

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 William Brooks's NPI number?

The NPI number for William Brooks is 1619775111. It was assigned to this individual provider in the NPPES registry on March 3, 2025.

Where is William Brooks located?

William Brooks practices at 9300 Dewitt Loop, Fort Belvoir, VA 22060. The listed phone number is (571) 231-1803.

What is William Brooks's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

When was this NPI record last updated?

The NPPES record for William Brooks was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.