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PROVIDER PROFILE · NPI 1457517054

Karen ZimmermanM.D.

PRACTICECEP AMERICA ILLINOIS LLPSee all providers at this practice →
Internal MedicineArlington Heights, ILI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
39
Beneficiaries
—
Total drug cost
$213
Distinct drugs
2
Brand share
53.8%
Top prescribed drugs
Hydrocodone/Acetaminophen21 claims
Pantoprazole Sodium18 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
770
Unique beneficiaries
—
Total services
1,300
Distinct HCPCS
6
Medicare payment
$111K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,790 Internal Medicine providers in IL — above median (cohort median 760).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
84.9
Quality
75.9
Cost
74.6
Improvement activities
40.0
Promoting interop.
99.0
Payment adjustment
0.42%
Group
REFERRAL NETWORK

Where Karen Zimmerman'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). 79 inbound referrers · 131 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Stephen Zivin
Diagnostic Radiology · Madison, CT
82259
Matthew Strauch
Internal Medicine · Naperville, IL
76370
Village Of Arlington Heights A
Ambulance Service Provider · Arlington Heights, IL
64156
David Dubois
Diagnostic Radiology · Saint Louis, MO
63152
Michael Bauer
Cardiology · Arlington Heights, IL
59243
Scott Preusen
Diagnostic Radiology · Springfield, IL
58164
Marc Roy
Diagnostic Radiology · Arlington Heights, IL
57177
Kenneth Spero
Diagnostic Radiology · Arlington Heights, IL
57187
Vinay Singh
Diagnostic Radiology · Arlington Heights, IL
56149
Carl Kalbhen
Diagnostic Radiology · Arlington Heights, IL
55150
MELLIERE, BRAD55187
Paul Ruzumna
Cardiology · Arlington Heights, IL
54244
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
NORTHWEST COMMUNITY HOSPITAL3701,227
Advantage Ambulance, Inc
Ambulance Service Provider · Schaumburg, IL
96250
Matthew Strauch
Internal Medicine · Naperville, IL
90468
Ian Boiskin
Diagnostic Radiology · Arlington Heights, IL
78187
Alan Spiegel
Cardiology · Arlington Heights, IL
72212
Peter Cormier
Diagnostic Radiology · Arlington Heights, IL
70164
Anthony Malone
Diagnostic Radiology · Arlington Heights, IL
68174
Allan Malmed
Diagnostic Radiology · Arlington Heights, IL
67138
Michael Bauer
Cardiology · Arlington Heights, IL
65169
Jonathan Barker
Diagnostic Radiology · Arlington Heights, IL
65171
NORTHWEST COMMUNITY HOSPITAL63124
Lindsey Rabushka
Diagnostic Radiology · Arlington Heights, IL
62138
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.