caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1073564431

Barbara BresnahanMD

NephrologyMilwaukee, WII
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 520021
Hospital
CCN 520045
Hospital
CCN 520063
Hospital
CCN 520096
Hospital
CCN 520177
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
1,929
Beneficiaries
—
Total drug cost
$51K
Distinct drugs
33
Brand share
5.3%
Top prescribed drugs
Prednisone336 claims
Amlodipine Besylate167 claims
Losartan Potassium144 claims
Cinacalcet Hcl107 claims
Sulfamethoxazole/Trimethoprim102 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
253
Unique beneficiaries
—
Total services
377
Distinct HCPCS
8
Medicare payment
$20K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 145 Nephrology providers in WI — bottom quintile (cohort median 835).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
88.0
Quality
82.8
Cost
77.2
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.55%
Group
REFERRAL NETWORK

Where Barbara Bresnahan'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). 53 inbound referrers · 96 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.4106,408
Cynthia Schulzetenberg
Physician Assistant · Milwaukee, WI
69656
Liliana Osadchuk
Nephrology · Evanston, IL
50338
ROZA, ALLAN46368
Sujan Fernando
Diagnostic Radiology · Milwaukee, WI
43135
MALMSTEN, CATHARINE43117
Rajeev Mannem
Radiation Oncology · Milwaukee, WI
35116
Byung-Il Choi
Cardiology · Milwaukee, WI
34114
Kaushik Shahir
Diagnostic Radiology · Milwaukee, WI
3395
Ramapriya Sinnakirouchenan
Nephrology · Gainesville, GA
33109
OSHAUGHNESSY, IRENE32118
Dhiraj Baruah
Diagnostic Radiology · Ardmore, PA
3078
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.4508,521
Christopher Johnson
General Surgery · Milwaukee, WI
121948
Wisconsin Diagnostic Laboratories Llc
Clinical Laboratory · Milwaukee, WI
88920
Cynthia Schulzetenberg
Physician Assistant · Milwaukee, WI
71423
Ehab Saad
Nephrology · Toledo, OH
57597
Liliana Osadchuk
Nephrology · Evanston, IL
54329
ROZA, ALLAN50470
KUZMA, HELEN47171
Anne Larosa
Nurse Practitioner · Milwaukee, WI
44275
OSHAUGHNESSY, IRENE39130
Byung-Il Choi
Cardiology · Milwaukee, WI
39161
A2cl Services, Llc
Clinical Laboratory · West Allis, WI
39881
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.