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SYLVESTER A SZADKOWSKI M.D.
NPI 1780744532
Psychiatry & Neurology - Neurology in Winnebago, WI

Active since December 11, 2006
1300 SOUTH DR., WINNEBAGO, WI 54985(920) 235-4910(920) 236-2931 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sylvester A Szadkowski M.d. NPPES

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

SYLVESTER A SZADKOWSKI M.D. (NPI 1780744532) is an individual neurology provider in Winnebago, Wisconsin, licensed in Wisconsin (22828) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1780744532
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameSYLVESTER A SZADKOWSKICredential: M.D.
Location Address1300 SOUTH DR.Winnebago, WI 54985-0009
Mailing Address1300 South Dr.Winnebago, WI 54985-0009 · (920) 235-4910 · Fax (920) 236-2931
Phone(920) 235-4910
Fax(920) 236-2931
Sole ProprietorNo
Enumeration DateDecember 11, 2006
Last NPPES UpdateMarch 7, 2023
✔ NPI 1780744532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in WI · 22828
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
1300 SOUTH DR., Winnebago, WI 54985
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Other Identifiers 1

Medicaid30382000WI

Other Providers at the Same Location NPPES 11

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

BRUCE E WEFFENSTETTE M.D.
Psychiatry & Neurology (Psychiatry)
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
C HAROLD MORK M.D.
Internal Medicine
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
DARA B. SITTER R.PH., PHD.
Pharmacist
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
ATHER S SIDDIQUI M.D.
Psychiatry & Neurology (Neurology)
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
JUDITH ROBERTS MS, RN
Registered Nurse (Psychiatric/Mental Health)
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
FELIPE M AMBAS M.D.
Psychiatry & Neurology (Neurology)
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
DR. MARIA L BALDOMERO M.D.
Psychiatry & Neurology (Psychiatry)
1300 SOUTH DR., WINNEBAGO MENTAL HEALTH INSTITUTE
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910
CHONG T ARONG M.D.
Psychiatry & Neurology (Psychiatry)
1300 SOUTH DR.
WINNEBAGO, WI 54985
Winnebago County (920) 235-4910

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 Sylvester Szadkowski's NPI number?

The NPI number for Sylvester Szadkowski is 1780744532. It was assigned to this individual provider in the NPPES registry on December 11, 2006.

Where is Sylvester Szadkowski located?

Sylvester Szadkowski practices at 1300 South Dr., Winnebago, WI 54985. The listed phone number is (920) 235-4910.

What is Sylvester Szadkowski's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

When was this NPI record last updated?

The NPPES record for Sylvester Szadkowski was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.