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Dr. John R Slaby, D.O.

Diagnostic Radiology Physician in Sheboygan, WI · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1134309354

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Registry record

Entity type Individual (Type 1)
Name Dr. John R Slaby
Credential D.O.
Sex Male
Practice address 2629 N 7th St, Sheboygan, WI, 53083
Phone (920) 451-5000
Fax (920) 451-5333
Enumeration date Nov 5, 2007
Last updated in NPPES Jan 28, 2025

Taxonomy & licenses

2085R0204X Vascular & Interventional Radiology Physician Allopathic & Osteopathic Physicians · License 02003915A (IN) Secondary
2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 49742 (WI) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier Type State Issuer
100071945 Medicaid WI -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for John Slaby?
The National Provider Identifier (NPI) for John Slaby is 1134309354, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Slaby practice?
The practice location on file with NPPES is in Sheboygan, WI. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-01-28.