What is Agnieszka Kowalska's specialty?

Agnieszka Kowalska (NPI 1538320189) is a Medicare-billing provider whose primary specialty is Neurology in Stony Brook, NY.

Where does Agnieszka Kowalska practice?

Agnieszka Kowalska practices in Stony Brook, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1538320189.

How much does Medicare pay Agnieszka Kowalska?

Agnieszka Kowalska (NPI 1538320189) received approximately $116K in total Medicare Part B payments, serving 300 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538320189

Agnieszka KowalskaMD

NeurologyStony Brook, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

574

Unique beneficiaries

—

Total services

10,499

Distinct HCPCS

Medicare payment

$110K

Peer benchmark

Total Medicare services vs. 1,430 Neurology providers in NY — top quintile (cohort median 560).

PRESCRIBING · PART D · 2024

Total Rx claims

792

Beneficiaries

—

Total drug cost

$240K

Distinct drugs

Brand share

17.6%

Top prescribed drugs

Levetiracetam178 claims

Gabapentin69 claims

Lacosamide58 claims

Pregabalin42 claims

Oxcarbazepine38 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$246

Payment records

By payment type

Food and Beverage$246

Top paying entities

Food and Beverage$246

REFERRAL NETWORK

Where Agnieszka Kowalska'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). 23 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Stephen Vlay Clinical Cardiac Electrophysiology · East Setauket, NY	71	170
William Lawson Interventional Cardiology · Islandia, NY	61	132
Lev Bangiyev Diagnostic Radiology · Stony Brook, NY	47	103
NPI 1023054764	36	98
Russell Areman Diagnostic Radiology · Stony Brook, NY	31	49
Zengmin Yan Diagnostic Radiology · Stony Brook, NY	31	66
William Moore Diagnostic Radiology · Setauket, NY	31	68
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	26	129
Kavitha Yaddanapudi Diagnostic Radiology · Tucson, AZ	24	41
Jennifer Ripton-Snyder Diagnostic Radiology · Stony Brook, NY	23	32
Avraham Bluestone Diagnostic Radiology · Stony Brook, NY	19	30
Eric Feldmann Diagnostic Radiology · Stony Brook, NY	19	30

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