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PROVIDER PROFILE · NPI 1538126461

Marion KowalewskiM.D.

PRACTICEMERCY MEDICAL CENTERSee all providers at this practice →
Internal MedicineBaltimore, MDI
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.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$91
Payment records
5
By payment type
Food and Beverage$91
Top paying entities
Food and Beverage$91
PRESCRIBING · PART D · 2024
Total Rx claims
15,065
Beneficiaries
—
Total drug cost
$1.2M
Distinct drugs
179
Brand share
23.8%
Top prescribed drugs
Atorvastatin Calcium713 claims
Losartan Potassium511 claims
Levothyroxine Sodium490 claims
Amlodipine Besylate385 claims
Pantoprazole Sodium349 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
3,409
Unique beneficiaries
—
Total services
5,235
Distinct HCPCS
18
Medicare payment
$239K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,306 Internal Medicine providers in MD — top quintile (cohort median 884).
REFERRAL NETWORK

Where Marion Kowalewski'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
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37103
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31114
GREATER BALTIMORE MEDICAL CENTER, INC.30190
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2561
Blair Andrew
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2469
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.