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 1427212919

NPI 1427212919

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
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 NPI 1427212919'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). 12 inbound referrers · 24 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC336449
NORCAL HEALTHCONNECT LLC86165
James Leoni
Family Practice · Petaluma, CA
2558
Brian Sebastian
Internal Medicine · Sonoma, CA
2148
WOLFE, JOHN2022
William Demartini
Diagnostic Radiology · Greenbrae, CA
1925
Robert Wirth
Diagnostic Radiology · Novato, CA
1725
Nurit Licht
Family Practice · Novato, CA
1728
Paul Wasserstein
Pathology · Greenbrae, CA
1617
Rajesh Ranadive
Internal Medicine · Petaluma, CA
1346
Tashfeen Ekram
Diagnostic Radiology · Mchenry, IL
1317
NPI 13160378561115
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
STEADY, STEPHEN3711,058
Paul Wasserstein
Pathology · Greenbrae, CA
268326
Scott Tweten
Anesthesiology · Greenbrae, CA
185235
Donald Reeves
Anesthesiology · Santa Rosa, CA
164203
Stephen Denigris
Gastroenterology · Petaluma, CA
142259
Kenneth Piters
Anesthesiology · Petaluma, CA
110138
NORCAL HEALTHCONNECT LLC81119
Basavaraj Nagappala
Anesthesiology · Redding, CA
6983
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC5572
SONOMA VALLEY HEALTH CARE DISTRICT4188
PETALUMA HEALTH CENTER INC3769
Unilab Corporation
Clinical Laboratory · Sacramento, CA
3049
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.