JOACHIM W. GRANZOW, M.D., M.P.H., INC.
NPI 1437394020
Specialist in Torrance, CA

Q: What is Joachim W. Granzow, M.D., M.P.H., Inc.'s specialty?

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

Active since December 10, 2008

23365 HAWTHORNE BLVD, TORRANCE, CA 90505(310) 882-6261(310) 882-6260 Get Directions Write a Review

NPPES record last updated: November 5, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Joachim W. Granzow, M.d., M.p.h., Inc. NPPES

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

JOACHIM W. GRANZOW, M.D., M.P.H., INC. (NPI 1437394020) is a healthcare organization registered as a specialist in Torrance, California and active in the NPI registry since December 2008. The organization lists Stacy Ashley, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1437394020

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameJOACHIM W. GRANZOW, M.D., M.P.H., INC.

Location Address23365 HAWTHORNE BLVDTorrance, CA 90505-3736

Mailing AddressPo Box 783Manhattan Beach, CA 90267-0783 · (310) 882-6261 · Fax (310) 882-6260

Phone(310) 882-6261

Fax(310) 882-6260

Organization SubpartNo

Authorized OfficialStacy AshleyPractice Manager · (904) 874-9709

Enumeration DateDecember 10, 2008

Last NPPES UpdateNovember 5, 2025

NPPES CertifiedNovember 5, 2025

✔ NPI 1437394020 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in CA · A67284

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.

23365 HAWTHORNE BLVD, Torrance, CA 90505

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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

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

ASSURANT FOOT AND ANKLE CARE, SURGERY & AESTHETICS

Podiatrist (Foot & Ankle Surgery)

23365 HAWTHORNE BLVD, SUITE 101
TORRANCE, CA 90505

Los Angeles County (310) 326-0202

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 Joachim W. Granzow, M.D., M.P.H., Inc.'s NPI number?

The NPI number for Joachim W. Granzow, M.D., M.P.H., Inc. is 1437394020. It was assigned to this organization in the NPPES registry on December 10, 2008.

Where is Joachim W. Granzow, M.D., M.P.H., Inc. located?

Joachim W. Granzow, M.D., M.P.H., Inc. is located at 23365 Hawthorne Blvd, Torrance, CA 90505. The listed phone number is (310) 882-6261.

What is Joachim W. Granzow, M.D., M.P.H., Inc.'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 Joachim W. Granzow, M.D., M.P.H., Inc. was last updated on November 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.