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Matthew R Ollmann, PA-C

Physician Assistant in Grafton, WI · enumerated 2022 · practices at Aurora Medical Center Grafton.

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

National Provider Identifier

1093437477

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Registry record

Entity type Individual (Type 1)
Name Matthew R Ollmann
Credential PA-C
Sex Male
Practice address 975 Port Washington Rd, Grafton, WI, 53024
Phone (262) 329-1000
Enumeration date Sep 13, 2022
Last updated in NPPES Oct 7, 2025

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 7086-023 (WI) Primary

Other identifiers

Identifier Type State Issuer
100214259 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

Where does Matthew Ollmann practice?
The practice location on file with NPPES is in Grafton, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Matthew Ollmann?
The National Provider Identifier (NPI) for Matthew Ollmann is 1093437477, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-07.