DR. ALEXANDER M SCHARKO (MD) – Psychiatry Physician, NPI 1437102811

DR. ALEXANDER M SCHARKO (MD) is a healthcare provider. based in Oshkosh, Wisconsin. specializing in Psychiatry Physician. They hold the professional credentials MD. They hold a License No. MD444647 (PA). The NPI Number for DR. ALEXANDER M SCHARKO (MD) is 1437102811

Main info

Male
Name
DR. ALEXANDER M SCHARKO (MD)
NPI
1437102811
Phone
(920) 235-4910
Address
4100 TREFFERT DRIVE
Enumeration Date
18 May 2006
Last Update Date
30 June 2023
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience87
Completeness75
Years active:20State licenses:3Digital endpointsOther names

Provider Addresses for DR. ALEXANDER M SCHARKO (MD)

  • 4100 TREFFERT DRIVE

    OSHKOSH, WI 54901

    Phone: (920) 235-4910

    Fax: (920) 237-2053

    Type: Location

  • 1300 SOUTH DRIVE

    WINNEBAGO, WI 54985

    Phone: (920) 235-4910

    Fax: (920) 237-2053

    Type: Location

  • Winnebago Mental Health Institute, 1300, South Drive, Oshkosh, Winnebago County, Wisconsin, 54985, United States

    PO BOX 9

    OSHKOSH, WI 54985

    Phone: (920) 235-4910

    Fax: (920) 237-2053

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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

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

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Medicare Utilization (FFS)

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

Insurance plans in this area (ZIP 54901)

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Reviews

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Frequently asked questions

Can I cross-check DR. ALEXANDER M SCHARKO (MD) using NPI 1437102811?
NPI 1437102811 belongs to DR. ALEXANDER M SCHARKO (MD); compare other details if you need extra assurance.
Active or inactive — what applies to DR. ALEXANDER M SCHARKO (MD)?
You should see DR. ALEXANDER M SCHARKO (MD) as active in CMS-hosted NPPES data.
What expertise is attributed to DR. ALEXANDER M SCHARKO (MD)?
DR. ALEXANDER M SCHARKO (MD)'s specialty line reads Psychiatry Physician. Clinical services aligned with this taxonomy classification.
Is DR. ALEXANDER M SCHARKO (MD) associated with Oshkosh?
Public fields place DR. ALEXANDER M SCHARKO (MD) around Oshkosh, Wisconsin. Always confirm the exact site before visiting.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.