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ANDREA L ALLEN
NPI 1972446862
Registered Nurse in Fairfax, VA

Active since April 14, 2026
3580 JOSEPH SIEWICK DR STE 403, FAIRFAX, VA 22033(703) 391-4395(703) 391-4394 Get Directions Write a Review

NPPES record last updated: April 14, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Andrea L Allen NPPES

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

ANDREA L ALLEN (NPI 1972446862) is an individual registered nurse in Fairfax, Virginia, licensed in Virginia (0001239430) and active in the NPI registry since April 2026. The provider maintains a secondary practice location in Fairfax.

NPPES Registry Identity

NPI1972446862
Entity TypeIndividual
Primary Taxonomy163W00000X
Provider Legal NameANDREA L ALLEN
Location Address3580 JOSEPH SIEWICK DR STE 403Fairfax, VA 22033-1764
Mailing Address3580 Joseph Siewick Dr Ste 403Fairfax, VA 22033-1764 · (703) 391-4395
Phone(703) 391-4395
Fax(703) 391-4394
Sole ProprietorNo
Enumeration DateApril 14, 2026
NPPES CertifiedApril 14, 2026
✔ NPI 1972446862 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
License✔ Licensed in VA · 0001239430
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
3580 JOSEPH SIEWICK DR STE 403, Fairfax, VA 22033
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Secondary Practice Location 1

Location 18081 Innovation Park DrFairfax, VA 22031-4867 · Phone (571) 472-1660 · Fax (571) 472-1661

Other Providers at the Same Location NPPES 8

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

KRISTEN MICHELLE SMILEY-FLOWERS MSN,RN, FNP-BC
Nurse Practitioner (Family)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4385
DR. NASSAR FARID KHAN M.D.
Internal Medicine (Hematology)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4395
DR. ANTHONY J FELICE M.D.
Internal Medicine (Medical Oncology)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4395
KHURRAM ANWAR MD
Internal Medicine (Medical Oncology)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4395
YULIA RUDNITSKY NURSE PRACTITIONER
Nurse Practitioner (Family)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4395
JOSHUA M ALLEN MD
Internal Medicine (Medical Oncology)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4395
NORTHERN VIRGINIA PELVIC SURGERY ASSOCIATES, PC
Obstetrics & Gynecology (Gynecologic Oncology)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (571) 308-1843
JENNIFER M MATRO MD
Internal Medicine (Medical Oncology)
3580 JOSEPH SIEWICK DR STE 403
FAIRFAX, VA 22033
Fairfax County (703) 391-4395

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 Andrea Allen's NPI number?

The NPI number for Andrea Allen is 1972446862. It was assigned to this individual provider in the NPPES registry on April 14, 2026.

Where is Andrea Allen located?

Andrea Allen practices at 3580 Joseph Siewick Dr Ste 403, Fairfax, VA 22033. The listed phone number is (703) 391-4395.

What is Andrea Allen's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

When was this NPI record last updated?

The NPPES record for Andrea Allen was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.