NORTHERN VIRGINIA ALLERGY AND ASTHMA ASSOCIATES, P.C.
NPI 1821238775
Allergy & Immunology in Alexandria, VA

Q: What is Northern Virginia Allergy And Asthma Associates, P.C.'s specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Active since March 04, 2009

6355 WALKER LN, SUITE 305, ALEXANDRIA, VA 22310(703) 778-8201(703) 778-8202 Get Directions Write a Review

NPPES record last updated: March 4, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Northern Virginia Allergy And Asthma Associates, P.c. NPPES

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

NORTHERN VIRGINIA ALLERGY AND ASTHMA ASSOCIATES, P.C. (NPI 1821238775) is a healthcare organization registered as an allergy & immunology in Alexandria, Virginia and active in the NPI registry since March 2009. The organization lists John Alva Simpson, President, as its authorized official.

NPPES Registry Identity

NPI1821238775

Entity TypeOrganization

Primary Taxonomy207K00000X

Legal Business NameNORTHERN VIRGINIA ALLERGY AND ASTHMA ASSOCIATES, P.C.

Location Address6355 WALKER LN, SUITE 305Alexandria, VA 22310-3245

Mailing Address6305 Castle Pl, Suite 2dFalls Church, VA 22044-1905 · (703) 778-8201 · Fax (703) 778-8202

Phone(703) 778-8201

Fax(703) 778-8202

Organization SubpartYes

Authorized OfficialJohn Alva SimpsonPresident · (703) 534-5500

Enumeration DateMarch 4, 2009

✔ NPI 1821238775 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

6355 WALKER LN, Alexandria, VA 22310

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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

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.

GWEN RENEE MORRIS MOT, OTR/L

Specialist

6355 WALKER LN, SUITE 512
ALEXANDRIA, VA 22310

Fairfax County (703) 647-3110

BESTPRACTICES, INC

Emergency Medicine

6355 WALKER LN
ALEXANDRIA, VA 22310

Fairfax County (703) 776-3111

CHELSEA KEMLAGE

Physical Therapist

6355 WALKER LN, SUITE 204
ALEXANDRIA, VA 22310

Fairfax County (703) 810-5214

MS. JOANNE F CHARLES FNP-C

Family Medicine

6355 WALKER LN, SUITE 310
ALEXANDRIA, VA 22310

Fairfax County (703) 971-8600

LAUREN M DAILEY PA-C

Physician Assistant

6355 WALKER LN, SUITE 401
ALEXANDRIA, VA 22310

Fairfax County (703) 924-2100

DR. EDWARD CHARLES RABBITT M.D.

Orthopaedic Surgery

6355 WALKER LN, SUITE 501
ALEXANDRIA, VA 22310

Fairfax County (703) 765-4321

DR. CHRISTINA STEPHANIE MICHAEL D.O.

Internal Medicine

6355 WALKER LN, SUITE 505
ALEXANDRIA, VA 22310

Fairfax County (703) 971-4444

DR. JOEL LESTER KOSLOW M.D.

Internal Medicine

6355 WALKER LN, SUITE 303
ALEXANDRIA, VA 22310

Fairfax County (703) 971-0505

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 Northern Virginia Allergy And Asthma Associates, P.C.'s NPI number?

The NPI number for Northern Virginia Allergy And Asthma Associates, P.C. is 1821238775. It was assigned to this organization in the NPPES registry on March 4, 2009.

Where is Northern Virginia Allergy And Asthma Associates, P.C. located?

Northern Virginia Allergy And Asthma Associates, P.C. is located at 6355 Walker Ln Suite 305, Alexandria, VA 22310. The listed phone number is (703) 778-8201.

What is Northern Virginia Allergy And Asthma Associates, P.C.'s specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

When was this NPI record last updated?

The NPPES record for Northern Virginia Allergy And Asthma Associates, P.C. was last updated on March 4, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years 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.