Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Wilhelm Huhndorf, APNP

Family Nurse Practitioner in Fond Du Lac, WI · enumerated 2022.

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

National Provider Identifier

1174251540

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Registry record

Entity type Individual (Type 1)

Name Mr. Wilhelm Huhndorf

Credential APNP

Sex Male

Practice address 1081 E Johnson St, Fond Du Lac, WI, 54935

Phone (920) 367-6700

Enumeration date Aug 12, 2022

Last updated in NPPES Apr 14, 2025

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 13073-33 (WI) Primary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Wilhelm Huhndorf?

The National Provider Identifier (NPI) for Wilhelm Huhndorf is 1174251540, a Type 1 (individual) record in the CMS NPPES registry.

Where does Wilhelm Huhndorf practice?

The practice location on file with NPPES is in Fond Du Lac, WI. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Sandra Zernzach-Schertz Family Nurse Practitioner · Fond Du Lac, WI NPI 1841395464 Rebecca Carpenter Family Nurse Practitioner · Fond Du Lac, WI NPI 1417358623 Shirin Pilakka Kandakkil Family Medicine Physician · Fond Du Lac, WI NPI 1811514656

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-04-14.