What is Louie Kostopoulos's specialty?

Louie Kostopoulos (NPI 1356431001) is a Medicare-billing provider whose primary specialty is Interventional Cardiology in Milwaukee, WI.

Where does Louie Kostopoulos practice?

Louie Kostopoulos practices in Milwaukee, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1356431001.

How much does Medicare pay Louie Kostopoulos?

Louie Kostopoulos (NPI 1356431001) received approximately $142K in total Medicare Part B payments, serving 748 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1356431001

Louie KostopoulosMD

Interventional CardiologyMilwaukee, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,474

Unique beneficiaries

—

Total services

2,825

Distinct HCPCS

Medicare payment

$113K

Peer benchmark

Total Medicare services vs. 82 Interventional Cardiology providers in WI — top quintile (cohort median 1,961).

PRESCRIBING · PART D · 2024

Total Rx claims

6,895

Beneficiaries

—

Total drug cost

$2.0M

Distinct drugs

Brand share

30.3%

Top prescribed drugs

Atorvastatin Calcium732 claims

Metoprolol Succinate642 claims

Clopidogrel Bisulfate487 claims

Apixaban470 claims

Carvedilol387 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$4K

Payment records

By payment type

Food and Beverage$2K

Travel and Lodging$2K

Gift$112

Top paying entities

Food and Beverage$2K

Travel and Lodging$2K

Gift$112

REFERRAL NETWORK

Where Louie Kostopoulos'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). 49 inbound referrers · 105 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ramagopal Tumuluri Interventional Cardiology · Brookfield, WI	50	98
Vikram Nangia Clinical Cardiac Electrophysiology · Milwaukee, WI	47	103
WEST ALLIS MEMORIAL HOSPITAL, INC.	47	97
Paul Bernstein Cardiology · Milwaukee, WI	43	67
Anthony Defranco Interventional Cardiology · Milwaukee, WI	41	76
Khawaja Ammar Cardiology · Milwaukee, WI	38	77
NPI 1417930827	38	70
Jayant Khitha Interventional Cardiology · Milwaukee, WI	38	75
Ijaz Malik Cardiology · Milwaukee, WI	36	69
Ryan Hilbelink Diagnostic Radiology · St Francis, WI	31	60
Bell Ambulance, Inc. Ambulance Service Provider · Milwaukee, WI	27	54
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	26	66

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
AURORA HEALTH CARE METRO, INC.	315	836
A2cl Services, Llc Clinical Laboratory · West Allis, WI	209	688
Steven Port Cardiology · Milwaukee, WI	167	321
Abraham-Rami Gal Cardiology · Milwaukee, WI	83	140
Atul Bhatia Clinical Cardiac Electrophysiology · Milwaukee, WI	66	182
Ramagopal Tumuluri Interventional Cardiology · Brookfield, WI	64	142
Khawaja Ammar Cardiology · Milwaukee, WI	55	130
WEST ALLIS MEMORIAL HOSPITAL, INC.	54	130
Anwer Dhala Clinical Cardiac Electrophysiology · Milwaukee, WI	53	194
Imran Niazi Clinical Cardiac Electrophysiology · Milwaukee, WI	51	136
Tanvir Bajwa Interventional Cardiology · Milwaukee, WI	50	90
Jayant Khitha Interventional Cardiology · Milwaukee, WI	48	141

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