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

WILLIAM JACK SCHULDT JR. DDS MS
NPI 1003860727
Dentist - Periodontics in Duluth, MN

Active since May 19, 2006
324 WEST SUPERIOR ST, STE 1229, DULUTH, MN 55802(218) 722-7404(218) 722-7404 Get Directions Write a Review

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

About William Jack Schuldt Jr. Dds Ms NPPES

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

WILLIAM JACK SCHULDT JR. DDS MS (NPI 1003860727) is an individual periodontics provider in Duluth, Minnesota, licensed in Minnesota (D8754) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1003860727
Entity TypeIndividualMale
Primary Taxonomy1223P0300X
Provider Legal NameWILLIAM JACK SCHULDT JR.Credential: DDS MS
Location Address324 WEST SUPERIOR ST, STE 1229Duluth, MN 55802-1711
Mailing Address324 West Superior St, Ste 1229Duluth, MN 55802-1711 · (218) 722-7404 · Fax (218) 722-7404
Phone(218) 722-7404
Fax(218) 722-7404
Sole ProprietorNo
Enumeration DateMay 19, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1003860727 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers
Taxonomy Code1223P0300X
License✔ Licensed in MN · D8754
Definition
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.
324 WEST SUPERIOR ST, Duluth, MN 55802
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Other Providers at the Same Location NPPES

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

CURTIS ALLEN KRISTENSEN DPM
Podiatrist
324 WEST SUPERIOR ST, STE 408
DULUTH, MN 55802
St. Louis County (218) 722-0615

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 William Schuldt's NPI number?

The NPI number for William Schuldt is 1003860727. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Where is William Schuldt located?

William Schuldt practices at 324 West Superior St Ste 1229, Duluth, MN 55802. The listed phone number is (218) 722-7404.

What is William Schuldt's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

When was this NPI record last updated?

The NPPES record for William Schuldt 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 32 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.