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 1497933667

Barr PetersenM.D.

PRACTICEBILLINGS CINICSee all providers at this practice →
HospitalistBillings, MTI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
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
254
Unique beneficiaries
—
Total services
422
Distinct HCPCS
6
Medicare payment
$33K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 81 Hospitalist providers in MT — below median (cohort median 554).
REFERRAL NETWORK

Where Barr Petersen'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). 36 inbound referrers · 46 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Patricia Takeda
Cardiology · Sacramento, CA
5398
John Livoni
Diagnostic Radiology · Rolling Hills Estates, CA
48103
Scott Evans
Diagnostic Radiology · Wheat Ridge, CO
48104
Friedrich Knollmann
Diagnostic Radiology · Philadelphia, PA
4578
Cyrus Bateni
Diagnostic Radiology · Sacramento, CA
3577
Sandhya Venugopal
Cardiology · Sacramento, CA
2961
Dali Fan
Undefined Physician type · Sacramento, CA
2853
Alphaone Ambulance Medical Services Inc
Ambulance Service Provider · Sacramento, CA
2657
Voltaire Sinigayan
Internal Medicine · Sacramento, CA
2441
BOMMER, WILLIAM2455
Ramit Lamba
Diagnostic Radiology · Sacramento, CA
2341
Russell Jones
Emergency Medicine · Sacramento, CA
2243
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS OF THE UNIVERSITY OF CALIFORNIA188885
BOMMER, WILLIAM52122
Anoop Nundkumar
Diagnostic Radiology · Southfield, MI
4895
William Lewis
Cardiology · Sacramento, CA
4587
Patricia Takeda
Cardiology · Sacramento, CA
40100
Dali Fan
Undefined Physician type · Sacramento, CA
3579
John Livoni
Diagnostic Radiology · Rolling Hills Estates, CA
3496
Scott Evans
Diagnostic Radiology · Wheat Ridge, CO
3259
Sandhya Venugopal
Cardiology · Sacramento, CA
3265
North Star Emergency Services, Inc.
Ambulance Service Provider · Livermore, CA
3159
Friedrich Knollmann
Diagnostic Radiology · Philadelphia, PA
2969
City Of Sacramento
Ambulance Service Provider · Sacramento, CA
2891
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.