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PROVIDER PROFILE · NPI 1720067077

Mark ZwebenM.D.

CardiologyBear, DEI
CROSS-REFERENCE

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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
3,610
Unique beneficiaries
—
Total services
6,282
Distinct HCPCS
29
Medicare payment
$548K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 75 Cardiology providers in DE — above median (cohort median 4,644).
PRESCRIBING · PART D · 2024
Total Rx claims
6,825
Beneficiaries
—
Total drug cost
$1.2M
Distinct drugs
59
Brand share
27.7%
Top prescribed drugs
Atorvastatin Calcium673 claims
Carvedilol566 claims
Metoprolol Succinate498 claims
Lisinopril385 claims
Losartan Potassium383 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$259
Payment records
16
By payment type
Food and Beverage$259
QUALITY · MIPS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Mark Zweben'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). 78 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
CHRISTIANA CARE HEALTH SERVICES, INC.5011,297
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
230497
Yuanyuan Zhang
Cardiology · Bear, DE
162405
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Norristown, PA
84167
Bryan Franck
Diagnostic Radiology · Newark, DE
74125
ST. FRANCIS HOSPITAL INC.69218
Stephen Blumberg
Clinical Cardiac Electrophysiology · Dover, DE
67125
Vinay Hosmane
Cardiology · Wilmington, DE
55202
Kristina Siddall
Diagnostic Radiology · North Miami, FL
4578
Union Hospital Of Cecil County
Clinical Laboratory · Elkton, MD
40122
Daniel Maloney
Diagnostic Radiology · Newark, DE
3952
Shabbir Naqvi
Diagnostic Radiology · Hockessin, DE
3860
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.