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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.

SUNDUS K RAZZAQ
NPI 1851970495
Allergy & Immunology in Vienna, VA

Active since April 02, 2021PECOS Enrolled
1945 OLD GALLOWS RD STE 205, VIENNA, VA 22182(703) 403-5413 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 27, 2026, Apr 2, 2021 (2 updates tracked since 2021).

About Sundus K Razzaq NPPES

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

SUNDUS K RAZZAQ (NPI 1851970495) is an individual allergy & immunology provider in Vienna, Virginia, licensed in Virginia (0101290763) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1851970495
Entity TypeIndividualFemale
Primary Taxonomy207K00000X
Provider Legal NameSUNDUS K RAZZAQ
Location Address1945 OLD GALLOWS RD STE 205Vienna, VA 22182-3931
Mailing Address23149 Flora Mure DrAshburn, VA 20148-7061 · (276) 245-0505
Phone(703) 403-5413
Sole ProprietorNo
Enumeration DateApril 2, 2021
Last NPPES UpdateAugust 27, 20262 updates tracked since enumeration
NPPES CertifiedAugust 27, 2026
✔ NPI 1851970495 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in VA · 0101290763
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.
1945 OLD GALLOWS RD STE 205, Vienna, VA 22182
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sundus K Razzaq is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

DR. KAREN BETH KAUFMAN D.O.
Allergy & Immunology
1945 OLD GALLOWS RD STE 205
VIENNA, VA 22182
Fairfax County (703) 403-5413
DR. KESTUTIS AUKSTUOLIS DO
Allergy & Immunology
1945 OLD GALLOWS RD STE 205
VIENNA, VA 22182
Fairfax County (703) 403-5413
KAUFMAN ALLERGY ASTHMA AND IMMUNOLOGY, PLLC
Allergy & Immunology
1945 OLD GALLOWS RD STE 205
VIENNA, VA 22182
Fairfax County (703) 403-5413

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 Sundus Razzaq's NPI number?

The NPI number for Sundus Razzaq is 1851970495. It was assigned to this individual provider in the NPPES registry on April 2, 2021.

Where is Sundus Razzaq located?

Sundus Razzaq practices at 1945 Old Gallows Rd Ste 205, Vienna, VA 22182. The listed phone number is (703) 403-5413.

What is Sundus Razzaq's specialty?

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

Is Sundus Razzaq enrolled in Medicare?

Yes. Sundus Razzaq is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sundus Razzaq was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.