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

MR. JAMES HERZOG C.S.A.
NPI 1437190824
Physician Assistant - Surgical in Phoenix, AZ

Q: What is James Herzog's NPI number?

The NPI number for James Herzog is 1437190824. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Q: What is James Herzog's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Q: When was this NPI record last updated?

The NPPES record for James Herzog 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 29 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 June 09, 2006

1104 W GLENHAVEN DR, PHOENIX, AZ 85045(480) 706-9430(480) 461-0945 Get Directions Write a Review

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

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About Mr. James Herzog C.s.a. NPPES

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

MR. JAMES HERZOG C.S.A. (NPI 1437190824) is an individual surgical provider in Phoenix, Arizona and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1437190824

Entity TypeIndividualMale

Primary Taxonomy363AS0400X

Provider Legal NameMR. JAMES HERZOGCredential: C.S.A.

Location Address1104 W GLENHAVEN DRPhoenix, AZ 85045-0733

Mailing Address1104 W Glenhaven DrPhoenix, AZ 85045-0733 · (480) 706-9430 · Fax (480) 461-0945

Phone(480) 706-9430

Fax(480) 461-0945

Sole ProprietorNo

Enumeration DateJune 9, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1437190824 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AS0400X

1104 W GLENHAVEN DR, Phoenix, AZ 85045

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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 James Herzog's NPI number?

The NPI number for James Herzog is 1437190824. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Where is James Herzog located?

James Herzog practices at 1104 W Glenhaven Dr, Phoenix, AZ 85045. The listed phone number is (480) 706-9430.

What is James Herzog's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

When was this NPI record last updated?

The NPPES record for James Herzog 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 29 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.