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PROVIDER PROFILE · NPI 1558503086

Robert MatzM.D.

Internal MedicineSan Francisco, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
489
Beneficiaries
—
Total drug cost
$13K
Distinct drugs
22
Brand share
27.8%
Top prescribed drugs
Amoxicillin/Potassium Clav81 claims
Pantoprazole Sodium41 claims
Atorvastatin Calcium39 claims
Furosemide38 claims
Prednisone31 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
737
Unique beneficiaries
—
Total services
1,117
Distinct HCPCS
5
Medicare payment
$107K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).
REFERRAL NETWORK

Where Robert Matz'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). 31 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
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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.