WILLIAM EDWARD MOSIMAN (M.D.) – Psychiatry Physician, NPI 1497771372

WILLIAM EDWARD MOSIMAN (M.D.) is a healthcare provider. based in La grande, Oregon. specializing in Psychiatry Physician. They hold the professional credentials M.D.. They hold a License No. MD14186 (OR). The NPI Number for WILLIAM EDWARD MOSIMAN (M.D.) is 1497771372

Main info

Male
Name
WILLIAM EDWARD MOSIMAN (M.D.)
NPI
1497771372
Phone
(541) 962-8868
Address
1100 K AVE
Enumeration Date
14 July 2006
Last Update Date
11 September 2025
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness85
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for WILLIAM EDWARD MOSIMAN (M.D.)

  • 1100, K Avenue, La Grande, Union County, Oregon, 97850, United States

    LA GRANDE, OR 978502131

    Phone: (541) 962-8868

    Fax: (541) 963-5272

    Mailing address matches the actual address.

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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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 97850)

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Frequently asked questions

Can I verify WILLIAM EDWARD MOSIMAN (M.D.) with an NPI only?
You can start verification with NPI 1497771372 for WILLIAM EDWARD MOSIMAN (M.D.), then check state licensing separately.
Does the file indicate WILLIAM EDWARD MOSIMAN (M.D.) is practicing under active NPI?
Directory data currently reports WILLIAM EDWARD MOSIMAN (M.D.) as active.
What is WILLIAM EDWARD MOSIMAN (M.D.) best known for clinically?
Directory data describes WILLIAM EDWARD MOSIMAN (M.D.) with Psychiatry Physician. Clinical services aligned with this taxonomy classification.
Where is WILLIAM EDWARD MOSIMAN (M.D.) based?
WILLIAM EDWARD MOSIMAN (M.D.) is tied to La Grande, Oregon in the data we show; additional addresses may exist on the full record.
Why does WILLIAM EDWARD MOSIMAN (M.D.) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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