PROVIDER PROFILE · NPI 1679662415

Larisa Mararenko

Internal MedicineBrooklyn, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

195

Unique beneficiaries

—

Total services

318

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

Total Medicare services vs. 7,864 Internal Medicine providers in NY — below median (cohort median 552).

PRESCRIBING · PART D · 2024

Total Rx claims

1,322

Beneficiaries

—

Total drug cost

$190K

Distinct drugs

Brand share

28.8%

Top prescribed drugs

Atorvastatin Calcium207 claims

Metoprolol Succinate106 claims

Losartan Potassium84 claims

Amlodipine Besylate65 claims

Sacubitril/Valsartan61 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Larisa Mararenko'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). 30 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE BROOKDALE HOSPITAL MEDICAL CENTER	230	1,083
New York City Health And Hospitals Corporation Ambulance Service Provider · Brooklyn, NY	79	338
GARCIA, LEONDA	73	531
Eric Minkin Diagnostic Radiology · Brooklyn, NY	71	438
Igor Fishkin Diagnostic Radiology · Brooklyn, NY	59	453
Steven Braha Diagnostic Radiology · Brooklyn, NY	51	491
Richard Cofsky Infectious Disease · Brooklyn, NY	49	259
Arthur Fink Diagnostic Radiology · Brooklyn, NY	36	195
PARKSHORE HEALTHCARE LLC	35	189
Adah Obekpa Internal Medicine · Bronx, NY	34	423
Asma Syed Cardiology · Brooklyn, NY	33	163
David Gunsburg Internal Medicine · Brooklyn, NY	30	133

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