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MICHAEL ARNSTEIN
NPI 1396980983
Specialist in Torrance, CA

Active since December 10, 2008
22930 CRENSHAW BLVD STE D, TORRANCE, CA 90505(310) 530-4200(310) 530-1562 Get Directions Write a Review

NPPES record last updated: December 10, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Michael Arnstein NPPES

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

MICHAEL ARNSTEIN (NPI 1396980983) is a healthcare organization registered as a specialist in Torrance, California and active in the NPI registry since December 2008. The organization lists Valerie Gladys Diaz, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1396980983
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameMICHAEL ARNSTEIN
Location Address22930 CRENSHAW BLVD STE DTorrance, CA 90505-3048
Mailing Address22930 Crenshaw Blvd Ste DTorrance, CA 90505-3048 · (310) 530-4200 · Fax (310) 530-1562
Phone(310) 530-4200
Fax(310) 530-1562
Organization SubpartNo
Authorized OfficialValerie Gladys DiazOffice Manager · (310) 530-4200
Enumeration DateDecember 10, 2008
✔ NPI 1396980983 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · G80314
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
22930 CRENSHAW BLVD STE D, Torrance, CA 90505
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Other Identifiers 3

Medicare UPINE58521CA
Medicare PING80314CA
MedicaidOOG803140CA

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 5

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

JOHN BRIAN BOYD M.D.
Specialist
22930 CRENSHAW BLVD STE D
TORRANCE, CA 90505
Los Angeles County (310) 530-4200
JAMES JENS BLACK, M.D., INC.
Specialist
22930 CRENSHAW BLVD STE D
TORRANCE, CA 90505
Los Angeles County (310) 530-4200
MICHAEL ARNSTEIN M.D.
Specialist
22930 CRENSHAW BLVD STE D
TORRANCE, CA 90505
Los Angeles County (310) 530-4200
JAMES BLACK M.D.
Specialist
22930 CRENSHAW BLVD STE D
TORRANCE, CA 90505
Los Angeles County (310) 530-4200
J. BRIAN BOYD, M.D., INC.
Specialist
22930 CRENSHAW BLVD STE D
TORRANCE, CA 90505
Los Angeles County (310) 530-4200

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 Michael Arnstein's NPI number?

The NPI number for Michael Arnstein is 1396980983. It was assigned to this organization in the NPPES registry on December 10, 2008.

Where is Michael Arnstein located?

Michael Arnstein is located at 22930 Crenshaw Blvd Ste D, Torrance, CA 90505. The listed phone number is (310) 530-4200.

What is Michael Arnstein's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Michael Arnstein was last updated on December 10, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.