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PROVIDER PROFILE · NPI 1033286844

Tommy Oei

PRACTICEKAISER FONTANASee all providers at this practice →
Internal MedicineFontana, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 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.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050140
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
523
Beneficiaries
—
Total drug cost
$459K
Distinct drugs
9
Brand share
76.1%
Top prescribed drugs
Peg3350/Sod Sulf,bicarb,cl/Kcl247 claims
Adalimumab-Atto75 claims
Mesalamine47 claims
Pantoprazole Sodium35 claims
Rifaximin34 claims
REFERRAL NETWORK

Where Tommy Oei'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). 0 inbound referrers · 1 outbound destinations.

Receives referrals from
Inbound — who sends patients here
No inbound pairs above the suppression threshold.
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
KAISER FOUNDATION HOSPITALS5472
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.