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

DR. SEYMOUR L ROSEN DDS
NPI 1265491534
Dentist - General Practice in Phoenix, AZ

Q: What is Seymour Rosen's NPI number?

The NPI number for Seymour Rosen is 1265491534. It was assigned to this individual provider in the NPPES registry on March 23, 2006.

Q: What is Seymour Rosen's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Seymour Rosen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 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 23, 2006PECOS Enrolled

1550 E MARYLAND AVE, PHOENIX, AZ 85014(602) 285-9979(602) 265-5883 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Seymour L Rosen Dds NPPES

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

DR. SEYMOUR L ROSEN DDS (NPI 1265491534) is an individual general practice provider in Phoenix, Arizona, licensed in Arizona (2510) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265491534

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. SEYMOUR L ROSENCredential: DDS

Location Address1550 E MARYLAND AVEPhoenix, AZ 85014-1499

Mailing Address1550 E Maryland AvePhoenix, AZ 85014-1499 · (602) 285-9979 · Fax (602) 265-5883

Phone(602) 285-9979

Fax(602) 265-5883

Sole ProprietorNo

Enumeration DateMarch 23, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1265491534 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in AZ · 2510

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

1550 E MARYLAND AVE, Phoenix, AZ 85014

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Seymour L Rosen Dds 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 85014 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

$69.24 typical visit price

range $17.72 – $137.41

Typical copayment $17.31 (range $4.43 – $34.35)

Most-billed visit code 99213

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 2

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

DR. MARC TODD ARAK DMD

Dentist (General Practice)

1550 E MARYLAND AVE
PHOENIX, AZ 85014

Maricopa County (602) 285-9979

NORTH MOUNTAIN DENTISTRY, PC

Dentist

1550 E MARYLAND AVE
PHOENIX, AZ 85014

Maricopa County (602) 285-9979

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 Seymour Rosen's NPI number?

The NPI number for Seymour Rosen is 1265491534. It was assigned to this individual provider in the NPPES registry on March 23, 2006.

Where is Seymour Rosen located?

Seymour Rosen practices at 1550 E Maryland Ave, Phoenix, AZ 85014. The listed phone number is (602) 285-9979.

What is Seymour Rosen's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Seymour Rosen enrolled in Medicare?

Yes. Seymour Rosen is registered in the Medicare PECOS enrollment system.

What insurance does Seymour Rosen accept?

Health plans from BEST Life, Blue Cross Blue Shield of Arizona, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list Seymour Rosen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Seymour Rosen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 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.