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PROVIDER PROFILE · NPI 1740201664

Marian KowalczykMD

Internal MedicineChicago, ILI
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
5,938
Beneficiaries
—
Total drug cost
$285K
Distinct drugs
104
Brand share
17.7%
Top prescribed drugs
Metformin Hcl266 claims
Amlodipine Besylate252 claims
Atorvastatin Calcium239 claims
Allopurinol221 claims
Alprazolam195 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
316
Unique beneficiaries
—
Total services
1,116
Distinct HCPCS
6
Medicare payment
$87K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,790 Internal Medicine providers in IL — above median (cohort median 760).
REFERRAL NETWORK

Where Marian Kowalczyk'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
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23132
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14117
RAPOPORT, MYRA1145
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.