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PROVIDER PROFILE · NPI 1346275435

Christopher ZellmerM.D.

Diagnostic RadiologySt Francis, WII
CROSS-REFERENCE

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PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
3,540
Unique beneficiaries
—
Total services
6,249
Distinct HCPCS
42
Medicare payment
$105K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 749 Diagnostic Radiology providers in WI — top quintile (cohort median 2,525).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Christopher Zellmer'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 · 96 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
AURORA MEDICAL CENTER GRAFTON, LLC103139
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.5785
WEST ALLIS MEMORIAL HOSPITAL, INC.5363
Leandro Espinosa
Diagnostic Radiology · Grafton, WI
4653
BRUCKNER, JULIA4248
John Schuck
Diagnostic Radiology · St Francis, WI
4040
Bruce Faure
Orthopedic Surgery · Milwaukee, WI
3572
Steven Anderson
Orthopedic Surgery · West Allis, WI
3047
Yoganand Gundamraj
Internal Medicine · Wauwatosa, WI
2637
COLUMBIA ST MARY'S HOSPITAL OZAUKEE, INC.2537
ASCENSION SE WISCONSIN HOSPITAL, INC2532
HARBECKE, RICHARD2453
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
A2cl Services, Llc
Clinical Laboratory · West Allis, WI
471806
AURORA HEALTH CARE METRO, INC.218362
AURORA MEDICAL CENTER GRAFTON, LLC173254
WEST ALLIS MEMORIAL HOSPITAL, INC.78110
DAVIES, JOSEPH65156
WEISMAN, PAUL61106
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.61116
Kenneth Phillips
Cardiology · Milwaukee, WI
5892
Mary Schmidt
Diagnostic Radiology · Milwaukee, WI
5360
Mark Chelmowski
Internal Medicine · Milwaukee, WI
52129
Michael Anderson
Orthopedic Surgery · Grafton, WI
4580
COLUMBIA ST. MARY'S HOSPITAL MILWAUKEE, INC.4256
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.