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PROVIDER PROFILE · NPI 1275720351

Geoffrey SonnMD

PRACTICELUCILE PACKARD STANFORD CHILDREN'S HOSPITALSee all providers at this practice →
UrologyPalo Alto, CAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

CCN 050145
Hospital
CCN 050283
Hospital
CCN 050301
Hospital
CCN 050441
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
18
Beneficiaries
—
Total drug cost
$451
Distinct drugs
1
Brand share
0.0%
Top prescribed drugs
Tamsulosin Hcl18 claims
QUALITY · MIPS · 2024
Final MIPS score
88.5
Quality
87.1
Cost
69.5
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.57%
Group
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
539
Unique beneficiaries
—
Total services
548
Distinct HCPCS
11
Medicare payment
$95K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 942 Urology providers in CA — below median (cohort median 1,637).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$883
Payment records
4
By payment type
Food and Beverage$883
REFERRAL NETWORK

Where Geoffrey Sonn'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). 5 inbound referrers · 10 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
HERFKENS, ROBERT1953
Andreas Loening
Diagnostic Radiology · Stanford, CA
1844
James Brooks
Urology · Stanford, CA
1236
John Higgins
Pathology · Stanford, CA
1231
Linda Morimoto
Diagnostic Radiology · Stanford, CA
1226
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
STANFORD HEALTH CARE2191,333
Francis Koch
Cardiology · Stanford, CA
2850
Jan Van De Rijn
Pathology · Stanford, CA
1952
HANCOCK, STEVEN1792
ZAMBRANO, EDUARDO1752
Linda Morimoto
Diagnostic Radiology · Stanford, CA
1426
Peter Poullos
Diagnostic Radiology · Stanford, CA
1422
Curtis Langlotz
Diagnostic Radiology · Stanford, CA
1437
David Bingham
Pathology · Stanford, CA
1335
Unilab Corporation
Clinical Laboratory · San Jose, CA
1167
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.