ADULT & CHILD ALLERGY-ASTHMA CLINIC INC
NPI 1801909668
Allergy & Immunology in Hacienda Heights, CA

Q: What is Adult & Child Allergy-Asthma Clinic Inc's specialty?

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

Active since August 16, 2006

1850 S AZUSA AVE STE 206, HACIENDA HEIGHTS, CA 91745(626) 810-5450 Get Directions Write a Review

NPPES record last updated: July 1, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Adult & Child Allergy-asthma Clinic Inc NPPES

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

ADULT & CHILD ALLERGY-ASTHMA CLINIC INC (NPI 1801909668) is a healthcare organization registered as an allergy & immunology in Hacienda Heights, California and active in the NPI registry since August 2006. The organization lists Stephen Curtis Wong, Ceo, as its authorized official.

NPPES Registry Identity

NPI1801909668

Entity TypeOrganization

Primary Taxonomy207K00000X

Legal Business NameADULT & CHILD ALLERGY-ASTHMA CLINIC INC

Location Address1850 S AZUSA AVE STE 206Hacienda Heights, CA 91745-6853

Mailing Address1850 S Azusa Ave Ste 206Hacienda Heights, CA 91745-6853 · (626) 810-5450

Phone(626) 810-5450

Organization SubpartNo

Authorized OfficialStephen Curtis WongCeo · (626) 284-3400

Enumeration DateAugust 16, 2006

Last NPPES UpdateJuly 1, 2014

✔ NPI 1801909668 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

License✔ Licensed in CA · G51644

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.

1850 S AZUSA AVE STE 206, Hacienda Heights, CA 91745

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Other Identifiers 2

Medicare UPINE96424CA

Medicare PINW15910CA

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Adult & Child Allergy-asthma Clinic Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by November 30, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date

StateCaliforniaEnrollment IDO20091207000082Non-DME Part B · Clinic/Group PracticeDue dateNovember 30, 2026

Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Adult & Child Allergy-Asthma Clinic Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Stephen Wong, M.D.

Allergy/Immunology

NPI 1104977008

1850 S AZUSA AVE SUITE 206
Hacienda Heights, CA 91745

(626) 810-5450

✔ PECOS✔ Accepts MedicareSame address

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 Adult & Child Allergy-Asthma Clinic Inc's NPI number?

The NPI number for Adult & Child Allergy-Asthma Clinic Inc is 1801909668. It was assigned to this organization in the NPPES registry on August 16, 2006.

Where is Adult & Child Allergy-Asthma Clinic Inc located?

Adult & Child Allergy-Asthma Clinic Inc is located at 1850 S Azusa Ave Ste 206, Hacienda Heights, CA 91745. The listed phone number is (626) 810-5450.

What is Adult & Child Allergy-Asthma Clinic Inc's specialty?

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

Is Adult & Child Allergy-Asthma Clinic Inc enrolled in Medicare?

Yes. Adult & Child Allergy-Asthma Clinic Inc is registered in the Medicare PECOS enrollment system.

When is Adult & Child Allergy-Asthma Clinic Inc's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by November 30, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Adult & Child Allergy-Asthma Clinic Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Allergy/Immunology) reassigns their Medicare billing to Adult & Child Allergy-Asthma Clinic 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Adult & Child Allergy-Asthma Clinic Inc was last updated on July 1, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.