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PROVIDER PROFILE · NPI 1316067457

Leon KupferwasserM.D.

PRACTICEMUNAF A. SHAMJI, MD, INC.See all providers at this practice →
CardiologyVan Nuys, CAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 050126
Hospital
CCN 050625
Hospital
CCN 050761
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
6,310
Unique beneficiaries
—
Total services
16,900
Distinct HCPCS
30
Medicare payment
$846K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,869 Cardiology providers in CA — top quintile (cohort median 2,371).
QUALITY · MIPS · 2024
Final MIPS score
90.3
Quality
73.4
Cost
65.5
Improvement activities
40.0
Promoting interop.
98.0
Payment adjustment
0.64%
Group
PRESCRIBING · PART D · 2024
Total Rx claims
8,021
Beneficiaries
—
Total drug cost
$1.4M
Distinct drugs
59
Brand share
20.5%
Top prescribed drugs
Amlodipine Besylate838 claims
Atorvastatin Calcium622 claims
Apixaban589 claims
Metoprolol Succinate534 claims
Losartan Potassium514 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$1K
Payment records
44
By payment type
Food and Beverage$975
Education$32
REFERRAL NETWORK

Where Leon Kupferwasser'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). 75 inbound referrers · 122 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
265635
Munaf Shamji
Cardiology · Van Nuys, CA
204293
City Of Los Angeles
Ambulance Service Provider · Los Angeles, CA
88125
Arash Vahdat
Cardiology · Tarzana, CA
71120
Farhad Houriani
Diagnostic Radiology · North Hollywood, CA
60133
David Rubenstein
Diagnostic Radiology · Tarzana, CA
55113
Isaac Adatto
Internal Medicine · Encino, CA
51332
Jack Chen
Diagnostic Radiology · Tarzana, CA
4786
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA4777
Kevin Rice
Diagnostic Radiology · Cape Girardeau, MO
46171
Shahin Delkhah
Internal Medicine · Reseda, CA
45126
Eli Bendavid
Diagnostic Radiology · Tarzana, CA
4474
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
317657
TARZANA MEDICAL CENTER LLC156275
Michael Hakimi
Cardiology · Van Nuys, CA
128313
Munaf Shamji
Cardiology · Van Nuys, CA
115187
UNIVERSITY RADIOLOGY NETWORK INC105146
Richard Wulfsberg
Internal Medicine · Encino, CA
97495
VALLEY PRESBYTERIAN HOSPITAL92172
Menachem Wakslak
Clinical Cardiac Electrophysiology · Van Nuys, CA
87161
Gerald Weingarten
Specialist · Encino, CA
75246
Isaac Adatto
Internal Medicine · Encino, CA
70229
Joel Lebovitz
Internal Medicine · Encino, CA
58154
Kevin Rice
Diagnostic Radiology · Cape Girardeau, MO
57174
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.