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PROVIDER PROFILE · NPI 1023278306

Mary LeungMD

PRACTICEMOUNT SINAI SCHOOL OF MEDICINESee all providers at this practice →
Hematology-OncologyRockville Centre, NYI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 330024
Hospital
CCN 330198
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
410
Beneficiaries
—
Total drug cost
$1.6M
Distinct drugs
16
Brand share
36.3%
Top prescribed drugs
Hydroxyurea77 claims
Anastrozole52 claims
Letrozole45 claims
Apixaban34 claims
Rivaroxaban32 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,723
Unique beneficiaries
—
Total services
54,287
Distinct HCPCS
15
Medicare payment
$434K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 628 Hematology-Oncology providers in NY — top quintile (cohort median 883).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$688
Payment records
31
By payment type
Food and Beverage$688
REFERRAL NETWORK

Where Mary Leung'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). 64 inbound referrers · 122 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Melville, NY
2253,097
Richard Lee
Hematology-Oncology · Rockville Centre, NY
1341,062
Raul Mendoza
Cardiology · Lawrence, NY
133484
Andrew Hwang
Diagnostic Radiology · Anaheim, CA
104322
Sydney Yoon
Diagnostic Radiology · Oceanside, NY
95355
NPI 101307488994565
Ari Steiner
Diagnostic Radiology · Garden City, NY
72233
David Pfeffer
Diagnostic Radiology · West Islip, NY
63209
WU, SUSAN51109
Pilar Stevens-Haynes
Cardiology · Oceanside, NY
49104
Sunrise Medical Laboratories, Inc.
Clinical Laboratory · Hicksville, NY
46255
Kevin Kay
Pathology · Oceanside, NY
3469
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Melville, NY
3044,962
SOUTH NASSAU COMMUNITIES HOSPITAL2112,107
Danielle Knight
Hematology-Oncology · Cooperstown, NY
1581,339
Richard Lee
Hematology-Oncology · Rockville Centre, NY
147973
Doron Weiner
Hematology-Oncology · Rockville Centre, NY
112649
NPI 1013074889102616
Stephen Lastig
Diagnostic Radiology · Oceanside, NY
87244
Elliott Eisenberger
Diagnostic Radiology · West Islip, NY
85306
Leonard Kessler
Internal Medicine · Rockville Centre, NY
81759
Stephen Henesch
Diagnostic Radiology · West Islip, NY
72284
Raul Mendoza
Cardiology · Lawrence, NY
72308
Andrew Hwang
Diagnostic Radiology · Anaheim, CA
69239
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.