ALLERGY ASTHMA AND SINUS CENTER PC
NPI 1316915796
Allergy & Immunology in Leesburg, VA

Q: What is Allergy Asthma And Sinus Center PC's NPI number?

The NPI number for Allergy Asthma And Sinus Center PC is 1316915796. It was assigned to this organization in the NPPES registry on March 10, 2006.

Q: What is Allergy Asthma And Sinus Center PC's specialty?

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

Active since March 10, 2006

19465 DEERFIELD AVE STE 101, LEESBURG, VA 20176(703) 726-9720(703) 726-9721 Get Directions Write a Review

NPPES record last updated: January 5, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 5, 2023, Aug 22, 2020 (2 updates tracked since 2020).

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About Allergy Asthma And Sinus Center Pc NPPES

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

ALLERGY ASTHMA AND SINUS CENTER PC (NPI 1316915796) is a healthcare organization registered as an allergy & immunology in Leesburg, Virginia and active in the NPI registry since March 2006. The organization lists Behnam Daghigh, Physician, as its authorized official.

NPPES Registry Identity

NPI1316915796

Entity TypeOrganization

Primary Taxonomy207K00000X

Legal Business NameALLERGY ASTHMA AND SINUS CENTER PC

Location Address19465 DEERFIELD AVE STE 101Leesburg, VA 20176-1702

Mailing AddressPo Box 650668Sterling, VA 20165-0668 · (703) 726-9720 · Fax (703) 726-9721

Phone(703) 726-9720

Fax(703) 726-9721

Organization SubpartNo

Authorized OfficialBehnam DaghighPhysician · (703) 726-9720

Enumeration DateMarch 10, 2006

Last NPPES UpdateJanuary 5, 20232 updates tracked since enumeration

NPPES CertifiedNovember 8, 2022

✔ NPI 1316915796 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ 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.

Also ListedAllergy & Immunology · AllergyTaxonomy 207KA0200X

19465 DEERFIELD AVE STE 101, Leesburg, VA 20176

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Allergy Asthma And Sinus Center Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 3 clinicians reassign Medicare billing to Allergy Asthma And Sinus Center PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Behnam Daghigh, M.D.

Allergy/Immunology

NPI 1629045729

19465 DEERFIELD AVE STE 101
Leesburg, VA 20176

(703) 726-9720

✔ PECOS✔ Accepts MedicareSame address

Huong Thai Kemprowski, M.D.

Allergy/Immunology

NPI 1679507719

19465 DEERFIELD AVE STE 101
Leesburg, VA 20176

(703) 726-9720

✔ PECOS✔ Accepts MedicareSame address

Aman Nasir, M.D.

Allergy/Immunology

NPI 1265728406

1828 W PLAZA DR
Winchester, VA 22601

(540) 662-9115

✔ PECOS✔ Accepts Medicare38 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Allergy Asthma And Sinus Center PC's NPI number?

The NPI number for Allergy Asthma And Sinus Center PC is 1316915796. It was assigned to this organization in the NPPES registry on March 10, 2006.

Where is Allergy Asthma And Sinus Center PC located?

Allergy Asthma And Sinus Center PC is located at 19465 Deerfield Ave Ste 101, Leesburg, VA 20176. The listed phone number is (703) 726-9720.

What is Allergy Asthma And Sinus Center PC's specialty?

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

Is Allergy Asthma And Sinus Center PC enrolled in Medicare?

Yes. Allergy Asthma And Sinus Center PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Allergy Asthma And Sinus Center PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Allergy/Immunology, reassign their Medicare billing to Allergy Asthma And Sinus Center PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Allergy Asthma And Sinus Center PC was last updated on January 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.