PROVIDER PROFILE · NPI 1609134576

Marc ZelkowitzM.D.

NephrologyEnglewood, NJI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,292

Unique beneficiaries

—

Total services

2,615

Distinct HCPCS

Medicare payment

$202K

Peer benchmark

Total Medicare services vs. 320 Nephrology providers in NJ — top quintile (cohort median 1,831).

PRESCRIBING · PART D · 2024

Total Rx claims

1,086

Beneficiaries

—

Total drug cost

$351K

Distinct drugs

Brand share

33.2%

Top prescribed drugs

Dapagliflozin Propanediol166 claims

Losartan Potassium134 claims

Calcitriol112 claims

Amlodipine Besylate82 claims

Empagliflozin53 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$750

Payment records

By payment type

Food and Beverage$750

REFERRAL NETWORK

Where Marc Zelkowitz'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). 101 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ENGLEWOOD HOSPITAL AND MEDICAL CENTER	201	747
ABRAMOVICI, MIREL	162	604
THE VALLEY HOSPITAL INC.	108	325
Marc Herman Diagnostic Radiology · Englewood, NJ	80	197
Kavitha Vadde Diagnostic Radiology · Staten Island, NY	76	189
Marcus Williams Cardiology · Fair Lawn, NJ	70	147
Shari Naidrich Diagnostic Radiology · Englewood, NJ	69	158
Angelo Mastropasqua Diagnostic Radiology · New York, NY	63	139
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	58	284
HOLY NAME MEDICAL CENTER INC.	51	171
Mark Shapiro Diagnostic Radiology · Englewood, NJ	49	96
Andrew Weissman Cardiology · Englewood, NJ	48	238

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