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MITCHELL, WHITTAKER & WU, MDS
NPI 1174759278
Internal Medicine in Alexandria, VA

Active since June 03, 2009CLIA 49D0917700 · Accreditation
4660 KENMORE AVENUE, SUITE 900, ALEXANDRIA, VA 22304(703) 461-0700(703) 461-0803 Get Directions Write a Review

NPPES record last updated: October 9, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 9, 2024, Sep 26, 2022, Aug 16, 2021 (3 updates tracked since 2021).

About Mitchell, Whittaker & Wu, Mds NPPES

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

MITCHELL, WHITTAKER & WU, MDS (NPI 1174759278) is a healthcare organization registered as an internal medicine in Alexandria, Virginia and active in the NPI registry since June 2009. The organization holds an CLIA Accreditation certificate valid through December 9, 2026 and lists Mary Beth Tamasy, Ceo, as its authorized official.

NPPES Registry Identity

NPI1174759278
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLOUDOUN MEDICAL GROUP, PC
Location Address4660 KENMORE AVENUE, SUITE 900Alexandria, VA 22304-1311
Mailing Address224-d Cornwall Street, Nw, Suite 403Leesburg, VA 20176-2704 · (703) 737-6010 · Fax (703) 443-8643
Phone(703) 461-0700
Fax(703) 461-0803
Organization SubpartYes
Authorized OfficialMary Beth TamasyCeo · (703) 737-6010
Enumeration DateJune 3, 2009
Last NPPES UpdateOctober 9, 20243 updates tracked since enumeration
NPPES CertifiedOctober 9, 2024
✔ NPI 1174759278 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
4660 KENMORE AVENUE, SUITE 900, Alexandria, VA 22304
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Other Names 1

Doing Business AsMitchell, Whittaker & Wu, Mds

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 49D0917700

Mitchell, Whittaker & Wu · Alexandria, VA
Active · expires Dec 9, 2026
CLIA Number49D0917700
Laboratory TypePhysician Office
Certificate Effective DateDecember 10, 2024
Certificate Expiration DateDecember 9, 2026
Laboratory DirectorDr. Wayne Wu
Laboratory Phone(703) 461-0700
Laboratory LocationMitchell, Whittaker & Wu4660 Kenmore Avenue Suite 900, Alexandria, VA 22304
CLIA data matches this NPI record on: Address Name Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

Other Providers at the Same Location NPPES 3

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

MICHAEL DAVID MITCHELL M.D.
Internal Medicine
4660 KENMORE AVENUE, SUITE 900
ALEXANDRIA, VA 22304
Alexandria City (703) 461-0700
SHIRA CHANDLER NP
Nurse Practitioner (Family)
4660 KENMORE AVENUE, SUITE 900
ALEXANDRIA, VA 22304
Alexandria City (703) 461-0700
JULIA BOSSEMEYER CAMARGO CRNP
Nurse Practitioner (Adult Health)
4660 KENMORE AVENUE, SUITE 900
ALEXANDRIA, VA 22304
Alexandria City (703) 461-0700

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 Loudoun Medical Group, PC's NPI number?

The NPI number for Loudoun Medical Group, PC is 1174759278. It was assigned to this organization in the NPPES registry on June 3, 2009. The provider is doing business as Mitchell, Whittaker & Wu, Mds.

Where is Loudoun Medical Group, PC located?

Loudoun Medical Group, PC is located at 4660 Kenmore Avenue, Suite 900, Alexandria, VA 22304. The listed phone number is (703) 461-0700.

What is Loudoun Medical Group, PC's specialty?

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

Does Loudoun Medical Group, PC hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 49D0917700) is associated with this NPI, valid through December 9, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Loudoun Medical Group, PC was last updated on October 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.