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PROVIDER PROFILE · NPI 1750505145

John VanudenM.D., PH.D.

Diagnostic RadiologyWalnut Creek, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
90.7
Quality
84.1
Cost
74.5
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.66%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,327
Unique beneficiaries
—
Total services
4,559
Distinct HCPCS
57
Medicare payment
$132K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — above median (cohort median 2,975).
REFERRAL NETWORK

Where John Vanuden'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). 204 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Gurunath Rajapuram
Cardiology · Antioch, CA
244632
David Howard
Diagnostic Radiology · Walnut Creek, CA
243555
Vincent Wong
Diagnostic Radiology · Walnut Creek, CA
229502
RAY, SANJAY180357
CONTRA COSTA COUNTY140423
Keith Tao
Diagnostic Radiology · Walnut Creek, CA
119237
Eric Kenley
Emergency Medicine · San Jose, CA
115231
Alfort Santos
Family Practice · Lafayette, CA
114405
Prathibha Venkataswamy
Internal Medicine · Antioch, CA
113322
Patricia Anne Haro
Hospitalist · Antioch, CA
112458
Anthony Carandang
Hospitalist · Antioch, CA
111382
Jonathan Posin
Diagnostic Radiology · Walnut Creek, CA
102181
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
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.