Unknown Individual – Dermatology Physician, NPI 1689760381

Unknown Individual is a healthcare provider. based in Fond du lac, Wisconsin. specializing in Dermatology Physician. They hold a License No. 53052 (WI). The NPI Number for Unknown Individual is 1689760381

Main info

Organization
Inactive
Name
Unknown Individual
NPI
1689760381
Phone
(920) 926-8340
Address
420 E DIVISION ST
Deactivation Date
15 June 2021
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience14
Completeness75
Years active:0State licenses:1Digital endpointsOther names

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Provider Addresses for Unknown Individual

  • Fond-du-Lac, Northern Saskatchewan Administration District, Saskatchewan, Canada

    FOND DU LAC, WI 549354560

    Phone: (920) 926-8340

    Fax: (920) 926-8370

    Type: Mailing

  • Fond du Lac, Fond du Lac County, Wisconsin, 54935, United States

    FOND DU LAC, WI 549353423

    Phone: (920) 926-8722

    Fax: (920) 926-8912

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 54935)

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Reviews

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Frequently asked questions

What federal number belongs to Unknown Individual?
The federal identifier for Unknown Individual is NPI 1689760381.
Should I trust care from Unknown Individual if status is inactive?
An inactive NPI does not by itself prove someone stopped practicing — check other sources.
What does Unknown Individual treat or focus on?
Patients typically see Unknown Individual under the specialty Dermatology Physician. Clinical services aligned with this taxonomy classification.
Where does public data place Unknown Individual?
The snapshot lists Fond Du Lac, Wisconsin for Unknown Individual; download NPPES for the complete set.
Is Unknown Individual a real provider?
This page reflects official NPPES data for NPI 1689760381. Always confirm identity and privileges with the practice and licensing boards.

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