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 1134257678

NPI 1134257678

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 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 NPI 1134257678'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). 40 inbound referrers · 121 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MARIN GENERAL HOSPITAL168321
BAER, MARGARET5192
North Star Emergency Services, Inc.
Ambulance Service Provider · Livermore, CA
50120
SUTTER BAY HOSPITALS4788
Son Nguyen
Internal Medicine · Fairfield, CA
4695
Mark Wexman
Cardiology · Larkspur, CA
4070
Southern Marin Emergency Medical Paramedic System
Ambulance Service Provider · Tiburon, CA
4051
Philip Kurzman
Diagnostic Radiology · Greenbrae, CA
3961
Donna Hoghooghi
Diagnostic Radiology · Greenbrae, CA
3963
Katherine Schmidt
Internal Medicine · Oakland, CA
3696
ORWIG, DENNIS3565
Brian Nagai
Diagnostic Radiology · Fremont, CA
3451
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MARIN GENERAL HOSPITAL370741
North Star Emergency Services, Inc.
Ambulance Service Provider · Livermore, CA
121214
Philip Kurzman
Diagnostic Radiology · Greenbrae, CA
110230
Adam Nevitt
Diagnostic Radiology · Daly City, CA
107234
Ralph Koenker
Diagnostic Radiology · Novato, CA
95158
ORWIG, DENNIS94168
Vida Campbell
Diagnostic Radiology · Palo Alto, CA
93156
Brian Nagai
Diagnostic Radiology · Fremont, CA
85139
Felix Adler
Diagnostic Radiology · Mountain View, CA
82127
Donna Hoghooghi
Diagnostic Radiology · Greenbrae, CA
77130
Robert Wirth
Diagnostic Radiology · Novato, CA
75121
Natalya Lvoff
Diagnostic Radiology · Greenbrae, CA
66101
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.