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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GEORGE ARONOFF MD
NPI 1861470528
Internal Medicine - Nephrology in Louisville, KY

Active since January 04, 2006
615 S PRESTON ST, LOUISVILLE, KY 40202(502) 852-5757(502) 852-7643 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About George Aronoff Md NPPES

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

GEORGE ARONOFF MD (NPI 1861470528) is an individual nephrology provider in Louisville, Kentucky, licensed in Kentucky (25499) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1861470528
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameGEORGE ARONOFFCredential: MD
Location Address615 S PRESTON STLouisville, KY 40202-1715
Mailing Address501 E Broadway, #220Louisville, KY 40202-1785 · (502) 589-4856 · Fax (502) 589-5093
Phone(502) 852-5757
Fax(502) 852-7643
Sole ProprietorNo
Enumeration DateJanuary 4, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1861470528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in KY · 25499
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
615 S PRESTON ST, Louisville, KY 40202
Open in Google Maps ↗

Other Identifiers 1

Medicaid64254998KY

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.

KENNETH MCLEISH MD
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757
DR. LINA MACKELAITE M.D.
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757
DR. ZYGIMANTAS CESLOVAS ALSAUSKAS M.D.
Internal Medicine (Nephrology)
615 S PRESTON ST, DEPT. OF NEPHROLOGY
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757
UNIVERSITY OF LOUISVILLE RESEARCH FOUNDATION
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757
AMY DWYER MD
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757
KAVITHA TALLAPANENI MD
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757
GUNJAN GARG M.D.
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (028) 525-7575
JON KLEIN MD
Internal Medicine (Nephrology)
615 S PRESTON ST
LOUISVILLE, KY 40202
Jefferson County (502) 852-5757

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 George Aronoff's NPI number?

The NPI number for George Aronoff is 1861470528. It was assigned to this individual provider in the NPPES registry on January 4, 2006.

Where is George Aronoff located?

George Aronoff practices at 615 S Preston St, Louisville, KY 40202. The listed phone number is (502) 852-5757.

What is George Aronoff's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for George Aronoff was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.