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PROVIDER PROFILE · NPI 1538257464

Christopher LeungM.D.

GastroenterologyStoneham, MAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
742
Beneficiaries
—
Total drug cost
$81K
Distinct drugs
15
Brand share
17.9%
Top prescribed drugs
Omeprazole259 claims
Pantoprazole Sodium157 claims
Famotidine62 claims
Peg3350/Sod Sulf,bicarb,cl/Kcl51 claims
Sucralfate45 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
828
Unique beneficiaries
—
Total services
958
Distinct HCPCS
12
Medicare payment
$91K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 483 Gastroenterology providers in MA — above median (cohort median 638).
REFERRAL NETWORK

Where Christopher 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). 18 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Irina Dubinchik
Pathology · Burlington, MA
3680
LEE, PETER3269
David Kwon
Diagnostic Radiology · Greensboro, NC
2956
Joshua Stein
Diagnostic Radiology · Melrose, MA
2449
WOOD, DIANA2043
David Criss
Cardiology · Melrose, MA
1770
Erica Brooks
Internal Medicine · Melrose, MA
1632
Joseph Pennacchio
Hematology-Oncology · Stoneham, MA
1651
Katherine Bourne
Anesthesiology · Newburyport, MA
1531
Matthew Haverkamp
Anesthesiology · Westwood, MA
1430
Salil Midha
Internal Medicine · Melrose, MA
1427
Alison Mulcahey
Certified Registered Nurse Anesthetist (CRNA) · Fort Myers, FL
1330
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.