1. Home
  2. Directory
  3. Iowa
  4. Cedar Rapids
  5. Radiology
  6. NPI Profile

WILLIAM R NEFF M. D.
NPI 1477550366
Radiology - Diagnostic Radiology in Cedar Rapids, IA

Active since July 07, 2005
1948 1ST AVE NE, CEDAR RAPIDS, IA 52402(319) 364-0121(319) 364-5684 Get Directions Write a Review

NPPES record last updated: August 17, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William R Neff M. D. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM R NEFF M. D. (NPI 1477550366) is an individual diagnostic radiology provider in Cedar Rapids, Iowa, licensed in Iowa (20732) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1477550366
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameWILLIAM R NEFFCredential: M. D.
Location Address1948 1ST AVE NECedar Rapids, IA 52402-5321
Mailing Address1948 1st Ave NeCedar Rapids, IA 52402-5321 · (319) 364-0121 · Fax (319) 364-5684
Phone(319) 364-0121
Fax(319) 364-5684
Sole ProprietorNo
Enumeration DateJuly 7, 2005
Last NPPES UpdateAugust 17, 2011
✔ NPI 1477550366 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in IA · 20732
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
1948 1ST AVE NE, Cedar Rapids, IA 52402
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINA02542IA
Medicaid300095471IA
Medicare PIN46778IA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DARREN M. DAVENPORT M. D.
Radiology (Diagnostic Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
ERIC SUNG MD
Radiology (Diagnostic Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
DR. HAROON RASHID AFRIDI M.B.B.S.
Radiology (Vascular & Interventional Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
DR. BRIAN D HOPPER M.D.
Radiology (Diagnostic Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
DR. WARREN SCOTT SPENCER MD
Radiology (Diagnostic Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
DR. ERIC FREDERIC ERICSON MD
Radiology (Vascular & Interventional Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
RICHARD F. SEITZ M. D.
Radiology (Diagnostic Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121
GARY D SCHWEIGER M. D.
Radiology (Diagnostic Radiology)
1948 1ST AVE NE
CEDAR RAPIDS, IA 52402
Linn County (319) 364-0121

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Neff's NPI number?

The NPI number for William Neff is 1477550366. It was assigned to this individual provider in the NPPES registry on July 7, 2005.

Where is William Neff located?

William Neff practices at 1948 1st Ave NE, Cedar Rapids, IA 52402. The listed phone number is (319) 364-0121.

What is William Neff's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

When was this NPI record last updated?

The NPPES record for William Neff was last updated on August 17, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.