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 1336490655

NPI 1336490655

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.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where NPI 1336490655'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). 21 inbound referrers · 11 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
William Duge
Diagnostic Radiology · Saint Helena, CA
5277
David Racker
Diagnostic Radiology · Saint Helena, CA
5168
Geoffrey Horn
Diagnostic Radiology · Saint Helena, CA
4956
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC4380
Jonathan Wheeler
Family Practice · Saint Helena, CA
3781
Mark Rose
Hospitalist · Bryan, TX
2745
WHITFIELD, DENNIS2534
PETUNIA HOLDINGS, LLC2333
GROTEN, DAWN2158
Barry Brown
Family Practice · Saint Helena, CA
2148
Travis Harris
Emergency Medicine · Vallejo, CA
2029
NPI 14078400022025
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
ST. HELENA HOSPITAL95209
Barry Brown
Family Practice · Saint Helena, CA
33105
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC2262
William Duge
Diagnostic Radiology · Saint Helena, CA
2130
American Medical Response West
Ambulance Service Provider · Napa, CA
2024
Jonathan Wheeler
Family Practice · Saint Helena, CA
2033
David Racker
Diagnostic Radiology · Saint Helena, CA
1922
Marie Hughes
Family Practice · Saint Helena, CA
1435
Geoffrey Horn
Diagnostic Radiology · Saint Helena, CA
1316
WOOLLEY, JAMES1227
Mark Singer
Internal Medicine · Napa, CA
1283
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.