REBECCA WELLMANN NAYERI M.D.
NPI 1063943140
Internal Medicine - Hematology & Oncology in Los Angeles, CA

Q: What is Rebecca Nayeri's NPI number?

The NPI number for Rebecca Nayeri is 1063943140. It was assigned to this individual provider in the NPPES registry on March 21, 2017.

Q: What is Rebecca Nayeri's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Rebecca Nayeri was last updated on January 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since March 21, 2017

11301 WILSHIRE BLVD RM 4237, LOS ANGELES, CA 90073(310) 478-3711 Get Directions Write a Review

NPPES record last updated: January 7, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 7, 2025, Dec 9, 2022, Mar 21, 2017 (3 updates tracked since 2017).

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About Rebecca Wellmann Nayeri M.d. NPPES

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

REBECCA WELLMANN NAYERI M.D. (NPI 1063943140) is an individual hematology & oncology provider in Los Angeles, California, licensed in California (A157191) and active in the NPI registry since March 2017.

NPPES Registry Identity

NPI1063943140

Entity TypeIndividualFemale

Primary Taxonomy207RH0003X

Provider Legal NameREBECCA WELLMANN NAYERICredential: M.D.

Location Address11301 WILSHIRE BLVD RM 4237Los Angeles, CA 90073-1003

Mailing Address11301 Wilshire Blvd Rm 4237Los Angeles, CA 90073-1003

Phone(310) 478-3711

Sole ProprietorNo

Enumeration DateMarch 21, 2017

Last NPPES UpdateJanuary 7, 20253 updates tracked since enumeration

NPPES CertifiedJanuary 7, 2025

✔ NPI 1063943140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CA · A157191

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

11301 WILSHIRE BLVD RM 4237, Los Angeles, CA 90073

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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 Rebecca Nayeri's NPI number?

The NPI number for Rebecca Nayeri is 1063943140. It was assigned to this individual provider in the NPPES registry on March 21, 2017.

Where is Rebecca Nayeri located?

Rebecca Nayeri practices at 11301 Wilshire Blvd Rm 4237, Los Angeles, CA 90073. The listed phone number is (310) 478-3711.

What is Rebecca Nayeri's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Rebecca Nayeri was last updated on January 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.