Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

REBECCA SEIFERT MD
NPI 1093419848
Pediatrics in Glendale, AZ

Q: What is Rebecca Seifert's NPI number?

The NPI number for Rebecca Seifert is 1093419848. It was assigned to this individual provider in the NPPES registry on March 27, 2023.

Q: What is Rebecca Seifert's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Rebecca Seifert was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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 27, 2023PECOS Enrolled

5555 W THUNDERBIRD RD, GLENDALE, AZ 85306(602) 865-5555 Get Directions Write a Review

NPPES record last updated: August 19, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Aug 19, 2026, Mar 27, 2023 (2 updates tracked since 2023).

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About Rebecca Seifert Md NPPES

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

REBECCA SEIFERT MD (NPI 1093419848) is an individual pediatrics provider in Glendale, Arizona, licensed in Arizona (80839) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093419848

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameREBECCA SEIFERTCredential: MD

Location Address5555 W THUNDERBIRD RDGlendale, AZ 85306-4622

Mailing Address5555 W Thunderbird RdGlendale, AZ 85306-4622

Phone(602) 865-5555

Sole ProprietorNo

Enumeration DateMarch 27, 2023

Last NPPES UpdateAugust 19, 20262 updates tracked since enumeration

NPPES CertifiedAugust 19, 2026

✔ NPI 1093419848 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in AZ · 80839

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

5555 W THUNDERBIRD RD, Glendale, AZ 85306

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rebecca Seifert Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85306 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$85.89 typical visit price

range $55.44 – $168.60

Typical copayment $21.47 (range $13.86 – $42.15)

Most-billed visit code 99203

Established Patient

$98.00 typical visit price

range $17.72 – $137.41

Typical copayment $24.50 (range $4.43 – $34.35)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. DAVID CONNOR M.D.

Emergency Medicine