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PROVIDER PROFILE · NPI 1841231982

John WynsenM.D.

PRACTICEMEDICAL COLLEGE OF WISCONSINSee all providers at this practice →
CardiologyMilwaukee, WII
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.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
11
Unique beneficiaries
—
Total services
18
Distinct HCPCS
1
Medicare payment
$1K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 301 Cardiology providers in WI — bottom quintile (cohort median 1,490).
REFERRAL NETWORK

Where John Wynsen'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). 58 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
ASCENSION SE WISCONSIN HOSPITAL, INC3891,069
Benjamin Williams
Cardiology · Edina, MN
282787
David Groden
Cardiology · Brookfield, WI
168552
Ascension Wisconsin Laboratories, Inc
Clinical Laboratory · Milwaukee, WI
155645
ENGLE, DAVID143379
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.60237
Zakaria Tawadrous
Internal Medicine · Chandler, AZ
52269
Krishna Kumar
Interventional Cardiology · Summit, WI
50102
Timothy Foeller
Hospitalist · Bolivia, NC
44128
Christopher Lieb
Internal Medicine · Brookfield, WI
42151
Hassiba Yahiaoui
Family Practice · Milwaukee, WI
41135
Stephen Handrich
Diagnostic Radiology · Greenfield, WI
3155
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.