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MR. WARREN JOSEPH MARION M.D.
NPI 1033679063
Internal Medicine in Leesburg, VA

Active since March 25, 2019
38483 FOREST MILLS RD, LEESBURG, VA 20175(540) 338-3447(540) 338-3447 Get Directions Write a Review

NPPES record last updated: March 25, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. Warren Joseph Marion M.d. NPPES

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

MR. WARREN JOSEPH MARION M.D. (NPI 1033679063) is an individual internal medicine provider in Leesburg, Virginia, licensed in Virginia (0101053454) and active in the NPI registry since March 2019.

NPPES Registry Identity

NPI1033679063
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. WARREN JOSEPH MARIONCredential: M.D.
Location Address38483 FOREST MILLS RDLeesburg, VA 20175
Mailing Address38483 Forest Mills RdLeesburg, VA 20175 · (540) 338-3447 · Fax (540) 338-3447
Phone(540) 338-3447
Fax(540) 338-3447
Sole ProprietorYes
Enumeration DateMarch 25, 2019
✔ NPI 1033679063 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in VA · 0101053454
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
38483 FOREST MILLS RD, Leesburg, VA 20175
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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 Warren Marion's NPI number?

The NPI number for Warren Marion is 1033679063. It was assigned to this individual provider in the NPPES registry on March 25, 2019.

Where is Warren Marion located?

Warren Marion practices at 38483 Forest Mills Rd, Leesburg, VA 20175. The listed phone number is (540) 338-3447.

What is Warren Marion's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Warren Marion was last updated on March 25, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.