SOUTH BAY ALLERGY & ASTHMA GROUP INC
NPI 1649467556
Allergy & Immunology - Allergy in San Jose, CA

Q: What is South Bay Allergy & Asthma Group Inc's NPI number?

The NPI number for South Bay Allergy & Asthma Group Inc is 1649467556. It was assigned to this organization in the NPPES registry on September 25, 2007.

Q: What is South Bay Allergy & Asthma Group Inc's specialty?

The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.

Active since September 25, 2007

2211 MOORPARK AV, SUITE 130, SAN JOSE, CA 95128(408) 286-1744(408) 286-1707 Get Directions Write a Review

NPPES record last updated: June 28, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 28, 2024, Jul 3, 2019, May 16, 2018 and 1 more (4 updates tracked since 2018).

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About South Bay Allergy & Asthma Group Inc NPPES

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

SOUTH BAY ALLERGY & ASTHMA GROUP INC (NPI 1649467556) is a healthcare organization registered as an allergy in San Jose, California and active in the NPI registry since September 2007. The organization lists Anlin Xu, President, as its authorized official.

NPPES Registry Identity

NPI1649467556

Entity TypeOrganization

Primary Taxonomy207KA0200X

Legal Business NameSOUTH BAY ALLERGY & ASTHMA GROUP INC

Location Address2211 MOORPARK AV, SUITE 130San Jose, CA 95128-2625

Mailing Address2211 Moorpark Av, Suite 130San Jose, CA 95128-2625 · (408) 286-1744 · Fax (408) 286-1707

Phone(408) 286-1744

Fax(408) 286-1707

Organization SubpartNo

Authorized OfficialAnlin XuPresident · (408) 286-1707

Enumeration DateSeptember 25, 2007

Last NPPES UpdateJune 28, 20244 updates tracked since enumeration

NPPES CertifiedJune 28, 2024

✔ NPI 1649467556 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & Immunology · AllergyAllopathic & Osteopathic Physicians

Taxonomy Code207KA0200X

License✔ Licensed in CA · G12038

Definition

A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee

2211 MOORPARK AV, San Jose, CA 95128

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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)

South Bay Allergy & Asthma Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 4 clinicians reassign Medicare billing to South Bay Allergy & Asthma Group Inc, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

John Kellogg, M.D., M.S.

Allergy/Immunology

NPI 1932149697

130 BELLEROSE DR
San Jose, CA 95128

(408) 286-1707

✔ PECOS✔ Accepts Medicare0.7 mi

Anlin Xu, M.D.

Allergy/Immunology

NPI 1285681007

130 BELLEROSE DR
San Jose, CA 95128

(408) 286-1707

✔ PECOS✔ Accepts Medicare0.7 mi

Katharine Nelson, MD

Allergy/Immunology

NPI 1497921811

130 BELLEROSE DR
San Jose, CA 95128

(408) 286-1707

✔ PECOS✔ Accepts Medicare0.7 mi

June Zhang, MD

Allergy/Immunology

NPI 1174787170

290 BALDWIN AVE
San Mateo, CA 94401

(650) 343-4597

✔ PECOS✔ Accepts Medicare28 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 South Bay Allergy & Asthma Group Inc's NPI number?

The NPI number for South Bay Allergy & Asthma Group Inc is 1649467556. It was assigned to this organization in the NPPES registry on September 25, 2007.

Where is South Bay Allergy & Asthma Group Inc located?

South Bay Allergy & Asthma Group Inc is located at 2211 Moorpark Av Suite 130, San Jose, CA 95128. The listed phone number is (408) 286-1744.

What is South Bay Allergy & Asthma Group Inc's specialty?

The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.

Is South Bay Allergy & Asthma Group Inc enrolled in Medicare?

Yes. South Bay Allergy & Asthma Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through South Bay Allergy & Asthma Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Allergy/Immunology, reassign their Medicare billing to South Bay Allergy & Asthma Group Inc. 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, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for South Bay Allergy & Asthma Group Inc was last updated on June 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.