MARIAN STEFAN KOSMOWSKI (M.D.) – Diagnostic Radiology Physician, NPI 1871562280

MARIAN STEFAN KOSMOWSKI (M.D.) is a healthcare provider. based in Sioux city, Iowa. specializing in Diagnostic Radiology Physician. They hold the professional credentials M.D.. They hold a License No. 33927 (IA). The NPI Number for MARIAN STEFAN KOSMOWSKI (M.D.) is 1871562280

Main info

Male
Name
MARIAN STEFAN KOSMOWSKI (M.D.)
NPI
1871562280
Phone
(308) 647-4900
Address
PO BOX 161
Enumeration Date
16 March 2006
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience63
Completeness75
Years active:20State licenses:2Digital endpointsOther names

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Provider Addresses for MARIAN STEFAN KOSMOWSKI (M.D.)

  • PO BOX 161

    SIOUX CITY, IA 511020161

    Phone: (308) 647-4900

    Fax: (308) 647-5378

    Type: Mailing

  • Mercy Medical Center, 801, 5th Street, Sioux City, Woodbury County, Iowa, 51101, United States

    SIOUX CITY, IA 511011394

    Phone: (308) 647-4900

    Fax: (308) 647-5378

    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.

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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 51102)

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Frequently asked questions

What identifier follows MARIAN STEFAN KOSMOWSKI (M.D.) across health systems?
The NPI 1871562280 uniquely identifies MARIAN STEFAN KOSMOWSKI (M.D.) in U.S. healthcare data.
Quick check: is MARIAN STEFAN KOSMOWSKI (M.D.) active?
Public NPPES data shows MARIAN STEFAN KOSMOWSKI (M.D.) with an active NPI status right now.
Which specialty label fits MARIAN STEFAN KOSMOWSKI (M.D.)?
NPPES ties MARIAN STEFAN KOSMOWSKI (M.D.) to Diagnostic Radiology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Which community is linked to MARIAN STEFAN KOSMOWSKI (M.D.)?
MARIAN STEFAN KOSMOWSKI (M.D.) shows a connection to Sioux City, Iowa in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.