PROVIDER PROFILE · NPI 1992800429

Leslie MezeiM.D.

CardiologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

625

Unique beneficiaries

—

Total services

3,712

Distinct HCPCS

Medicare payment

$248K

Peer benchmark

Total Medicare services vs. 343 Cardiology providers in MO — top quintile (cohort median 2,194).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Leslie Mezei'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). 44 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. LUKES EPISCOPAL-PRESBYTERIAN HOSPITAL	293	1,516
MERCY HOSPITALS EAST COMMUNITIES	152	754
ST. LUKE'S REHABILITATION HOSPITAL, L.L.C.	54	133
Talat Nawas Hospitalist · Chesterfield, MO	48	111
Anthony Pearson Cardiology · Chesterfield, MO	46	177
JAMROZ, GREGORY	45	103
KANTERMAN, ROBERT	43	129
FREDMAN, CAREY	40	189
Thomas Morrison Cardiology · Saint Louis, MO	32	85
Michael Stadnyk Diagnostic Radiology · Chesterfield, MO	27	76
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Maryland Heights, MO	25	96
Michael Johnson Internal Medicine · Chesterfield, MO	24	62

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