WILLIAM R NEFF (M. D.) – Diagnostic Radiology Physician, NPI 1477550366

WILLIAM R NEFF (M. D.) is a healthcare provider. based in Cedar rapids, Iowa. specializing in Diagnostic Radiology Physician. They hold the professional credentials M. D.. They hold a License No. 20732 (IA). The NPI Number for WILLIAM R NEFF (M. D.) is 1477550366

Main info

Male
Name
WILLIAM R NEFF (M. D.)
NPI
1477550366
Phone
(319) 364-0121
Address
1948 1ST AVE NE
Enumeration Date
7 July 2005
Last Update Date
17 August 2011
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for WILLIAM R NEFF (M. D.)

  • 1948 1ST AVE NE

    CEDAR RAPIDS, IA 524025321

    Phone: (319) 364-0121

    Fax: (319) 364-5684

    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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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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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 52402)

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Frequently asked questions

How do I look up WILLIAM R NEFF (M. D.) by NPI?
Use NPI 1477550366 when you need to reference WILLIAM R NEFF (M. D.) in forms, claims, or directories.
Does this profile mean WILLIAM R NEFF (M. D.) is currently active?
Yes — WILLIAM R NEFF (M. D.) appears active in the national provider directory.
What does WILLIAM R NEFF (M. D.) treat or focus on?
Patients typically see WILLIAM R NEFF (M. D.) under the specialty Diagnostic Radiology Physician. Clinical services aligned with this taxonomy classification.
What location shows for WILLIAM R NEFF (M. D.)?
We surface Cedar Rapids, Iowa for WILLIAM R NEFF (M. D.) based on available NPPES addresses.
How can I contact WILLIAM R NEFF (M. D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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