PROVIDER PROFILE · NPI 1861499550

Gregory KozenyMD

NephrologyWinfield, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 404 Nephrology providers in IL — bottom quintile (cohort median 1,672).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$13K

Distinct drugs

Brand share

24.1%

Top prescribed drugs

Amlodipine Besylate15 claims

Losartan Potassium15 claims

Dapagliflozin Propanediol13 claims

Furosemide11 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$70

Payment records

By payment type

Food and Beverage$70

REFERRAL NETWORK

Where Gregory Kozeny's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 106 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CENTRAL DUPAGE HOSPITAL ASSOCIATION	402	3,034
Ernest Dejesus Nephrology · Winfield, IL	225	2,228
Michael Tseng Diagnostic Radiology · Winfield, IL	95	563
Robert Nierzwicki Cardiology · Winfield, IL	94	597
George Nijmeh Cardiology · Winfield, IL	93	424
Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL	85	273
Michael Nixon Diagnostic Radiology · Winfield, IL	81	873
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	71	324
Gregory Zweig Diagnostic Radiology · Schaumburg, IL	66	337
MARIANJOY REHABILITATION HOSPITAL & CLINICS INC.	64	139
John Treanor Diagnostic Radiology · Winfield, IL	64	422
Michael Severino Cardiology · Winfield, IL	60	409

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history