caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1427043066

Louis Besser

PRACTICEPRIMARY CARDIOLOGY PCSee all providers at this practice →
Internal MedicineStaten Island, NYI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
36
Beneficiaries
—
Total drug cost
$532
Distinct drugs
3
Brand share
0.0%
Top prescribed drugs
Losartan Potassium12 claims
Pantoprazole Sodium12 claims
Pravastatin Sodium12 claims
REFERRAL NETWORK

Where Louis Besser'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). 14 inbound referrers · 31 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
STATEN ISLAND UNIVERSITY HOSPITAL109300
Rama Reddy
Internal Medicine · Staten Island, NY
3676
VADDE, PRASAD2955
Ruben Kandov
Interventional Cardiology · Brooklyn, NY
2874
Nidal Isber
Clinical Cardiac Electrophysiology · Staten Island, NY
2466
Bioreference Health, Llc
Clinical Laboratory · Elmwood Park, NJ
2045
Michael Mantello
Diagnostic Radiology · Staten Island, NY
1931
Roman Royzman
Interventional Cardiology · Brooklyn, NY
1829
Daniel Peterson
Diagnostic Radiology · Staten Island, NY
1743
Vinay Kikkeri
Interventional Radiology · Staten Island, NY
1635
GIAIMO, THOMAS1623
New York City Health And Hospitals Corporation
Ambulance Service Provider · Brooklyn, NY
1417
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Quest Diagnostics Incorporated
Clinical Laboratory · Clifton, NJ
72164
STATEN ISLAND UNIVERSITY HOSPITAL71210
Rama Reddy
Internal Medicine · Staten Island, NY
4889
RICHMOND MEDICAL CENTER39105
Richard Grodman
Cardiology · Staten Island, NY
2229
Perry Drucker
Physical Medicine and Rehabilitation · Staten Island, NY
2237
Nidal Isber
Clinical Cardiac Electrophysiology · Staten Island, NY
2187
MANFREDI, RONALD2056
Robert Fulop
Internal Medicine · Staten Island, NY
2050
Priority One Ambulance Inc.
Ambulance Service Provider · Staten Island, NY
1830
Peter Gottlieb
Pulmonary Disease · Staten Island, NY
1886
Ruben Kandov
Interventional Cardiology · Brooklyn, NY
1747
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.