JONATHAN SADAI, M.D.
NPI 1821115080
Allergy & Immunology in Newport Beach, CA

Q: What is Jonathan Sadai, M.D.'s NPI number?

The NPI number for Jonathan Sadai, M.D. is 1821115080. It was assigned to this organization in the NPPES registry on March 23, 2007.

Q: What is Jonathan Sadai, M.D.'s specialty?

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

Active since March 23, 2007

400 NEWPORT CENTER DR, SUITE 202, NEWPORT BEACH, CA 92660(949) 760-6990(949) 760-6999 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Jonathan Sadai, M.d. NPPES

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

JONATHAN SADAI, M.D. (NPI 1821115080) is a healthcare organization registered as an allergy & immunology in Newport Beach, California and active in the NPI registry since March 2007. The organization lists Jonathan Sadai, Owner, as its authorized official.

NPPES Registry Identity

NPI1821115080

Entity TypeOrganization

Primary Taxonomy207K00000X

Legal Business NameJONATHAN SADAI, M.D.

Location Address400 NEWPORT CENTER DR, SUITE 202Newport Beach, CA 92660-7601

Mailing Address400 Newport Center Dr, Suite 202Newport Beach, CA 92660-7601 · (949) 760-6990 · Fax (949) 760-6999

Phone(949) 760-6990

Fax(949) 760-6999

Organization SubpartNo

Authorized OfficialJonathan SadaiOwner · (949) 760-6990

Enumeration DateMarch 23, 2007

Last NPPES UpdateAugust 22, 2020

✔ NPI 1821115080 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.

400 NEWPORT CENTER DR, Newport Beach, CA 92660

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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

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KELLI JUNKER DDS

Dentist (General Practice)

400 NEWPORT CENTER DR, SUITE 708
NEWPORT BEACH, CA 92660

Orange County (949) 640-2970

DR. KYUYOUNG LIM D.M.D., M.P.H.

Dentist (Periodontics)

400 NEWPORT CENTER DR, 208
NEWPORT BEACH, CA 92660

Orange County (949) 718-0208

DR. ARTHUR JOHN HELLIWELL D.D.S.

Dentist

400 NEWPORT CENTER DR, SUITE 304
NEWPORT BEACH, CA 92660

Orange County (949) 760-6022

ROXANNE GISELLE G LIM MD

Internal Medicine (Gastroenterology)

400 NEWPORT CENTER DR, SUITE 609
NEWPORT BEACH, CA 92660

Orange County (949) 760-0398

ANNA VALERIE OTTAKA M.D.

Internal Medicine

400 NEWPORT CENTER DR, STE 608
NEWPORT BEACH, CA 92660

Orange County (949) 720-4920

JON M. GRAZER MD MPH INC

Plastic Surgery

400 NEWPORT CENTER DR, 302
NEWPORT BEACH, CA 92660

Orange County (949) 644-1240

JAMES E BARBER MD PROFESSIONAL CORPORATION

Clinic/Center (Medical Specialty)

400 NEWPORT CENTER DR, SUITE 409
NEWPORT BEACH, CA 92660

Orange County (949) 760-8040

JAMES L WINTERTON DDS, INC.

Clinic/Center (Dental)

400 NEWPORT CENTER DR, SUITE 304
NEWPORT BEACH, CA 92660

Orange County (949) 760-6022

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 Jonathan Sadai, M.D.'s NPI number?

The NPI number for Jonathan Sadai, M.D. is 1821115080. It was assigned to this organization in the NPPES registry on March 23, 2007.

Where is Jonathan Sadai, M.D. located?

Jonathan Sadai, M.D. is located at 400 Newport Center Dr Suite 202, Newport Beach, CA 92660. The listed phone number is (949) 760-6990.

What is Jonathan Sadai, M.D.'s specialty?

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

When was this NPI record last updated?

The NPPES record for Jonathan Sadai, M.D. was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.