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PROVIDER PROFILE · NPI 1578625828

Geoffrey SpencerMD

GastroenterologySan Jose, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
1,018
Beneficiaries
—
Total drug cost
$513K
Distinct drugs
16
Brand share
50.5%
Top prescribed drugs
Sodium, Potassium,mag Sulfates247 claims
Omeprazole182 claims
Sodium Chloride/Nahco3/Kcl/Peg172 claims
Pantoprazole Sodium120 claims
Famotidine63 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,538
Unique beneficiaries
—
Total services
1,604
Distinct HCPCS
11
Medicare payment
$199K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,398 Gastroenterology providers in CA — top quintile (cohort median 750).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Geoffrey Spencer'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
GOOD SAMARITAN HOSPITAL, L.P.125523
ENDOSCOPY SURGERY CENTER OF SILICON VALLEY LLC6587
Matthew Tran
Diagnostic Radiology · San Jose, CA
33220
Judong Pan
Diagnostic Radiology · San Francisco, CA
31142
Edmund Tai
Hematology-Oncology · Mountain View, CA
29123
DOUGLAS, BRUCE2941
John Gonzales
Pathology · San Jose, CA
2745
BERKELEY, DAVID2648
NPI 14476823802672
Randolph Fung
Anesthesiology · San Jose, CA
1839
Minhtruong Lai
Critical Care (Intensivists) · San Jose, CA
14113
EL CAMINO HOSPITAL1338
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.