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PROVIDER PROFILE · NPI 1912085937

Joseph GreenbergMD

PRACTICEJOSEPH H GREENBERG LTD A MEDICAL CORPSee all providers at this practice →
DermatologySan Rafael, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PricingContactPrivacyTerms
PRESCRIBING · PART D · 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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
397
Unique beneficiaries
—
Total services
1,256
Distinct HCPCS
9
Medicare payment
$104K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,546 Dermatology providers in CA — below median (cohort median 2,504).
REFERRAL NETWORK

Where Joseph Greenberg'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Paul Wasserstein
Pathology · Greenbrae, CA
331621
MARIN GENERAL HOSPITAL223624
SUTTER BAY HOSPITALS166506
Ucsf Dermatopathology Service
Clinical Laboratory · San Francisco, CA
79174
John Shin
Ophthalmology · San Rafael, CA
43146
Frederick Kretzschmar
Pathology · Greenbrae, CA
4187
Christian Kim
Ophthalmology · San Rafael, CA
3787
Robert Wirth
Diagnostic Radiology · Novato, CA
2444
ORWIG, DENNIS2333
BAER, MARGARET2255
Russell Davis
Podiatry · Greenbrae, CA
1851
Ernest Sponzilli
Physical Medicine and Rehabilitation · Larkspur, CA
1899
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.