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PROVIDER PROFILE · NPI 1275639585

Bozena WitekMD

PRACTICEILLINOIS CANCER SPECIALISTSSee all providers at this practice →
Hematology-OncologyChicago, ILI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
1,390
Beneficiaries
—
Total drug cost
$3.8M
Distinct drugs
34
Brand share
26.4%
Top prescribed drugs
Letrozole188 claims
Gabapentin147 claims
Apixaban81 claims
Pantoprazole Sodium66 claims
Potassium Chloride56 claims
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

CCN 140080
Hospital
CCN 140117
Hospital
CCN 140223
Hospital
CCN 142011
Long-term care hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,080
Unique beneficiaries
—
Total services
46,357
Distinct HCPCS
31
Medicare payment
$253K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 444 Hematology-Oncology providers in IL — top quintile (cohort median 1,266).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$3K
Payment records
126
By payment type
Food and Beverage$3K
Education$12
REFERRAL NETWORK

Where Bozena Witek'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). 45 inbound referrers · 95 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PRESENCE CHICAGO HOSPITALS NETWORK3321,868
Laboratory Corporation Of America
Clinical Laboratory · Chicago, IL
2403,543
Irfan Mirza
Hematology-Oncology · Chicago, IL
1482,432
Warren Brandwein
Diagnostic Radiology · Chicago, IL
99380
John Ciemins
Diagnostic Radiology · Chicago, IL
78311
RAPOPORT, MYRA75300
Thomas Keane
Interventional Radiology · Oak Brook, IL
68223
Jeremy Simon
Diagnostic Radiology · Chicago, IL
63291
PRESENCE CHICAGO HOSPITALS NETWORK54453
SINGH, BHURJI51190
Amira Bahu
Diagnostic Radiology · Belleville, IL
47103
Laboratory Corporation Of America
Clinical Laboratory · Itasca, IL
44156
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Laboratory Corporation Of America
Clinical Laboratory · Chicago, IL
3644,250
PRESENCE CHICAGO HOSPITALS NETWORK2181,276
Laboratory Corporation Of America Holdings
Clinical Laboratory · Dublin, OH
2141,218
Mark Karides
Hematology-Oncology · Chicago, IL
1482,440
Irfan Mirza
Hematology-Oncology · Chicago, IL
1402,360
PILLARS, JAMES92369
Quest Diagnostics Llc Il
Clinical Laboratory · Wood Dale, IL
81237
John Ciemins
Diagnostic Radiology · Chicago, IL
70259
RAPOPORT, MYRA70247
Warren Brandwein
Diagnostic Radiology · Chicago, IL
68228
David Curry
Diagnostic Radiology · Pleasant Prairie, WI
63196
Diana Iwanik
Diagnostic Radiology · Chicago, IL
55180
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.