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PROVIDER PROFILE · NPI 1386646289

David ZiembaMD

Internal MedicineBrooklyn, NYI
CROSS-REFERENCE

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REFERRAL NETWORK

Where David Ziemba'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). 13 inbound referrers · 40 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MAIMONIDES MEDICAL CENTER110210
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
93186
Allen Zelman
Diagnostic Radiology · Brooklyn, NY
6593
Jeffrey Silberstein
Podiatry · Brooklyn, NY
2944
David Mahgerefteh
Podiatry · Rego Park, NY
2340
Melvin Wiederkehr
Otolaryngology · Brooklyn, NY
2242
Laurence Cohen
Diagnostic Radiology · Brooklyn, NY
2135
Melvin Rothberger
Ophthalmology · Brooklyn, NY
1932
Ben Jacobs
Urology · Brooklyn, NY
1632
Richard Lacerte
Podiatry · Brooklyn, NY
1421
NPI 13866456531222
Adnan Sadiq
Cardiology · Brooklyn, NY
1115
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Quest Diagnostics Incorporated
Clinical Laboratory · Clifton, NJ
5281,414
MAIMONIDES MEDICAL CENTER83177
Allen Zelman
Diagnostic Radiology · Brooklyn, NY
64103
MODERN DIAGNOSTIC LABORATORY, INC45273
Laurence Cohen
Diagnostic Radiology · Brooklyn, NY
3352
Melvin Wiederkehr
Otolaryngology · Brooklyn, NY
3266
Neil Golombeck
Podiatry · Brooklyn, NY
3165
Simcha Ben-David
Ophthalmology · Brooklyn, NY
3157
Michael Perlstein
Podiatry · Brooklyn, NY
2885
NYU LANGONE HOSPITALS2759
Jacob Schachter
Cardiology · Brooklyn, NY
2482
Melvin Rothberger
Ophthalmology · Brooklyn, NY
2357
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
10,734
Unique beneficiaries
—
Total services
14,193
Distinct HCPCS
30
Medicare payment
$709K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 7,864 Internal Medicine providers in NY — top quintile (cohort median 552).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
16,089
Beneficiaries
—
Total drug cost
$1.2M
Distinct drugs
158
Brand share
25.2%
Top prescribed drugs
Atorvastatin Calcium1,450 claims
Amlodipine Besylate903 claims
Rosuvastatin Calcium627 claims
Metoprolol Succinate619 claims
Levothyroxine Sodium606 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.