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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 HAROLD SCHU I
NPI 1508443862
Surgery in Potsdam, NY

Active since March 24, 2021
50 LEROY ST, POTSDAM, NY 13676(315) 265-3300 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Sep 2, 2026, Mar 24, 2021 (2 updates tracked since 2021).

About William Harold Schu I NPPES

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

WILLIAM HAROLD SCHU I (NPI 1508443862) is an individual surgery provider in Potsdam, New York, licensed in New York (347158) and active in the NPI registry since March 2021.

NPPES Registry Identity

NPI1508443862
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameWILLIAM HAROLD SCHU I
Location Address50 LEROY STPotsdam, NY 13676-1786
Mailing Address50 Leroy StPotsdam, NY 13676-1786 · (315) 265-3300
Phone(315) 265-3300
Sole ProprietorNo
Enumeration DateMarch 24, 2021
Last NPPES UpdateSeptember 2, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2026
✔ NPI 1508443862 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in NY · 347158
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
50 LEROY ST, Potsdam, NY 13676
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Other Providers at the Same Location NPPES 20

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

JULIE LYNN LAWLESS LCSW
Social Worker (Clinical)
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
DR. KYLE FLINT PHARMD, RPH
Pharmacist
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
HEATHER MACKINNON
Physician Assistant
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
KARYN SULLIVAN PA
Emergency Medicine
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 782-2620
COREEN BOHL MSW, LCSW, ACHP-SW
Social Worker (Clinical)
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
KELSEY MILLER
Pharmacist
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 261-5511
CHRISTINA KASHMER PA
Physician Assistant
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
YASMEEN ZAIDI MS
Counselor (Mental Health)
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300

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 Schu's NPI number?

The NPI number for William Schu is 1508443862. It was assigned to this individual provider in the NPPES registry on March 24, 2021.

Where is William Schu located?

William Schu practices at 50 Leroy St, Potsdam, NY 13676. The listed phone number is (315) 265-3300.

What is William Schu's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

When was this NPI record last updated?

The NPPES record for William Schu was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.