What is Aaron Gurfinchel's specialty?

Aaron Gurfinchel (NPI 1639392939) is a Medicare-billing provider whose primary specialty is Internal Medicine in Joliet, IL.

Where does Aaron Gurfinchel practice?

Aaron Gurfinchel practices in Joliet, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1639392939.

How much does Medicare pay Aaron Gurfinchel?

Aaron Gurfinchel (NPI 1639392939) received approximately $209K in total Medicare Part B payments, serving 498 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639392939

Aaron GurfinchelMD

Internal MedicineJoliet, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

803

Unique beneficiaries

—

Total services

1,838

Distinct HCPCS

Medicare payment

$192K

Peer benchmark

Total Medicare services vs. 3,790 Internal Medicine providers in IL — top quintile (cohort median 760).

PRESCRIBING · PART D · 2024

Total Rx claims

667

Beneficiaries

—

Total drug cost

$33K

Distinct drugs

Brand share

4.2%

Top prescribed drugs

Calcitriol127 claims

Amlodipine Besylate92 claims

Allopurinol67 claims

Furosemide66 claims

Hydrochlorothiazide59 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$25

Payment records

By payment type

Food and Beverage$25

Top paying entities

Food and Beverage$25

REFERRAL NETWORK

Where Aaron Gurfinchel'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). 105 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PRESENCE CENTRAL AND SUBURBAN HOSPITALS NETWORK	353	1,550
Zdzislawa Majka-Kravets Nephrology · Joliet, IL	208	795
Naila Ahmed Nephrology · Joliet, IL	169	634
Ankur Sharma Nephrology · Sacramento, CA	162	566
Rakesh Chaudhari Diagnostic Radiology · Woodridge, IL	131	425
John Dongas Clinical Cardiac Electrophysiology · New Lenox, IL	127	337
Joshua Tepper Vascular Surgery · Lake Forest, IL	117	401
Andrew Johanek Diagnostic Radiology · Chicago, IL	117	379
John Groch Diagnostic Radiology · Joliet, IL	111	388
KUSHNER, TERRY	106	370
Robert Elgar Cardiology · New Lenox, IL	102	369
JESTER, MICKEY	100	348

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events