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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JAMES E DUZAK NP
NPI 1437128170
Nurse Practitioner in San Francisco, CA

Active since March 15, 2006
1600 HOLLOWAY, STUDENT HEALTH SERVICES SAN FRANCISCO STATE UNIVERSITY, SAN FRANCISCO, CA 94132(415) 338-1351(415) 338-6834 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About James E Duzak Np NPPES

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

JAMES E DUZAK NP (NPI 1437128170) is an individual nurse practitioner in San Francisco, California, licensed in California (7544) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1437128170
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameJAMES E DUZAKCredential: NP
Location Address1600 HOLLOWAY, STUDENT HEALTH SERVICES SAN FRANCISCO STATE UNIVERSITYSan Francisco, CA 94132-4200
Mailing Address1600 Holloway, Student Health Services San Francisco State UniversitySan Francisco, CA 94132-4200 · (415) 338-1351 · Fax (415) 338-6834
Phone(415) 338-1351
Fax(415) 338-6834
Sole ProprietorNo
Enumeration DateMarch 15, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1437128170 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · 7544
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
1600 HOLLOWAY, San Francisco, CA 94132
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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 Duzak's NPI number?

The NPI number for James Duzak is 1437128170. It was assigned to this individual provider in the NPPES registry on March 15, 2006.

Where is James Duzak located?

James Duzak practices at 1600 Holloway Student Health Services San Francisco State University, San Francisco, CA 94132. The listed phone number is (415) 338-1351.

What is James Duzak's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for James Duzak was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.