1. Home
  2. Directory
  3. New Jersey
  4. Holmdel
  5. Allergy Immunology
  6. NPI Profile

ALLERGY GROUP NJ LLC
NPI 1265083273
Allergy & Immunology in Holmdel, NJ

Active since September 23, 2019
717 N BEERS ST, HOLMDEL, NJ 07733(732) 683-1071(732) 683-1070 Get Directions Write a Review

NPPES record last updated: December 23, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 23, 2024, Sep 23, 2019 (2 updates tracked since 2019).

About Allergy Group Nj Llc NPPES

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

ALLERGY GROUP NJ LLC (NPI 1265083273) is a healthcare organization registered as an allergy & immunology in Holmdel, New Jersey and active in the NPI registry since September 2019. The organization lists Karen Sweeney, Billing Manager, as its authorized official.

NPPES Registry Identity

NPI1265083273
Entity TypeOrganization
Primary Taxonomy207K00000X
Legal Business NameALLERGY GROUP NJ LLC
Location Address717 N BEERS STHolmdel, NJ 07733-1524
Mailing Address100 Craig RdManalapan, NJ 07726-8787 · (732) 683-1071 · Fax (732) 683-1070
Phone(732) 683-1071
Fax(732) 683-1070
Organization SubpartNo
Authorized OfficialKaren SweeneyBilling Manager · (732) 683-1071
Enumeration DateSeptember 23, 2019
Last NPPES UpdateDecember 23, 20242 updates tracked since enumeration
NPPES CertifiedDecember 23, 2024
✔ NPI 1265083273 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.
717 N BEERS ST, Holmdel, NJ 07733
Open in Google Maps ↗

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 Group Nj Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Allergy Group Nj LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Linden Ho, MD
Allergy/Immunology
NPI 1881754794
717 N BEERS ST SUITE 2A
Holmdel, NJ 07733
(732) 739-0660
✔ PECOSSame address
Sonia Guirguis, M.D.
Allergy/Immunology
NPI 1215968136
172 SUMMERHILL RD STE 2
East Brunswick, NJ 08816
(732) 613-6161
✔ PECOS✔ Accepts Medicare10 mi
Caroline Basta, DO
Allergy/Immunology
NPI 1528521101
30 PROSPECT AVE
Hackensack, NJ 07601
(551) 996-2000
✔ PECOS✔ Accepts Medicare34 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 Group Nj LLC's NPI number?

The NPI number for Allergy Group Nj LLC is 1265083273. It was assigned to this organization in the NPPES registry on September 23, 2019.

Where is Allergy Group Nj LLC located?

Allergy Group Nj LLC is located at 717 N Beers St, Holmdel, NJ 07733. The listed phone number is (732) 683-1071.

What is Allergy Group Nj LLC's specialty?

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

Is Allergy Group Nj LLC enrolled in Medicare?

Yes. Allergy Group Nj LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Allergy Group Nj LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Allergy/Immunology, reassign their Medicare billing to Allergy Group Nj LLC. 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, 1 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 Group Nj LLC was last updated on December 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.