1. Home
  2. Directory
  3. Georgia
  4. Atlanta
  5. Pathology
  6. NPI Profile

IFOR R. WILLIAMS M.D., PH.D.
NPI 1861441214
Pathology - Immunopathology in Atlanta, GA

Active since May 10, 2006
615 MICHAEL ST NE, WHITEHEAD BIOMEDICAL RESEARCH BLDG., RM. 105-D, ATLANTA, GA 30322(404) 727-8547(404) 727-8538 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Ifor R. Williams M.d., Ph.d. NPPES

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

IFOR R. WILLIAMS M.D., PH.D. (NPI 1861441214) is an individual immunopathology provider in Atlanta, Georgia, licensed in Georgia (044605) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1861441214
Entity TypeIndividualMale
Primary Taxonomy207ZI0100X
Provider Legal NameIFOR R. WILLIAMSCredential: M.D., PH.D.
Location Address615 MICHAEL ST NE, WHITEHEAD BIOMEDICAL RESEARCH BLDG., RM. 105-DAtlanta, GA 30322-1047
Mailing Address615 Michael St Ne, Whitehead Biomedical Research Bldg., Rm. 105-dAtlanta, GA 30322-1047 · (404) 727-8547 · Fax (404) 727-8538
Phone(404) 727-8547
Fax(404) 727-8538
Sole ProprietorNo
Enumeration DateMay 10, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1861441214 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · ImmunopathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZI0100X
License✔ Licensed in GA · 044605
Definition

A pathologist who specializes in the diagnosis of immunologic diseases.

Also ListedPathology · Anatomic PathologyTaxonomy 207ZP0101X · License 044605 (GA)

Other Providers at the Same Location NPPES 8

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

ANDREW SCOTT NEISH M.D.
Pathology (Anatomic Pathology)
615 MICHAEL ST NE, WHITEHEAD BIOMEDICAL RESEARCH BLDG., RM 105-F
ATLANTA, GA 30322
Dekalb County (404) 727-8545
DR. SUSHMA K CRIBBS M.D.
Internal Medicine
615 MICHAEL ST NE, SUITE 205
ATLANTA, GA 30322
Dekalb County (404) 686-1000
DR. DAVID MARSHALL GUIDOT MD
Internal Medicine (Pulmonary Disease)
615 MICHAEL ST NE, SUITE 205-M
ATLANTA, GA 30322
Dekalb County (404) 712-2973
MANUEL YEPES
Psychiatry & Neurology (Neurology)
615 MICHAEL ST NE, SUITE 505J
ATLANTA, GA 30322
Dekalb County (404) 712-8358
DAVID MATTHEW BERKOWITZ MD
Internal Medicine (Pulmonary Disease)
615 MICHAEL ST NE, SUITE 205
ATLANTA, GA 30322
Dekalb County (404) 712-8286
DR. ANUPAMA RAVI M.D
Internal Medicine (Gastroenterology)
615 MICHAEL ST NE, SUITE 201
ATLANTA, GA 30322
Dekalb County (404) 712-5596
BASHAR SAMIH STAITIEH M.D.
Internal Medicine (Pulmonary Disease)
615 MICHAEL ST NE, SUITE 211
ATLANTA, GA 30322
Dekalb County (404) 712-8286
DAVID L. JAYE M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
615 MICHAEL ST NE, ROOM 105-B
ATLANTA, GA 30322
Dekalb County (404) 712-2805

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 Ifor Williams's NPI number?

The NPI number for Ifor Williams is 1861441214. It was assigned to this individual provider in the NPPES registry on May 10, 2006.

Where is Ifor Williams located?

Ifor Williams practices at 615 Michael St NE Whitehead Biomedical Research Bldg., Rm. 105-D, Atlanta, GA 30322. The listed phone number is (404) 727-8547.

What is Ifor Williams's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Immunopathology, with taxonomy code 207ZI0100X.

When was this NPI record last updated?

The NPPES record for Ifor Williams was last updated on September 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.