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PROVIDER PROFILE · NPI 1073704300

Zarah AntongiorgiM.D.

AnesthesiologyLos Angeles, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
96.5
Quality
93.3
Cost
79.7
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.90%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 050112
Hospital
CCN 050262
Hospital
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
74
Unique beneficiaries
—
Total services
120
Distinct HCPCS
4
Medicare payment
$14K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 4,547 Anesthesiology providers in CA — above median (cohort median 182).
REFERRAL NETWORK

Where Zarah Antongiorgi'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). 8 inbound referrers · 25 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Donald Roback
Diagnostic Radiology · Manhattan Beach, CA
2199
Benjamin Plotkin
Diagnostic Radiology · Los Angeles, CA
17116
Robert Suh
Diagnostic Radiology · Los Angeles, CA
1664
John Miller
Anesthesiology · Los Angeles, CA
1531
Scott Genshaft
Interventional Radiology · Los Angeles, CA
1460
Kathleen Brown
Diagnostic Radiology · Los Angeles, CA
1390
Mariya Svilik
Anesthesiology · Los Angeles, CA
1318
REGENTS OF THE UNIV OF CALIFORNIA1117
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS UNIV OF CALIF LOS ANGELES4392
Donald Roback
Diagnostic Radiology · Manhattan Beach, CA
29188
Kathleen Brown
Diagnostic Radiology · Los Angeles, CA
26187
Holly Middlekauff
Cardiology · Los Angeles, CA
24107
Barbara Kadell
Diagnostic Radiology · Los Angeles, CA
24182
Robert Suh
Diagnostic Radiology · Los Angeles, CA
22148
Benjamin Plotkin
Diagnostic Radiology · Los Angeles, CA
21163
Edward Zaragoza
Diagnostic Radiology · Santa Monica, CA
19168
Scott Genshaft
Interventional Radiology · Los Angeles, CA
19155
Nazanin Yaghmai
Diagnostic Radiology · Los Angeles, CA
19101
Randall Espinoza
Geriatric Psychiatry · Seattle, WA
1782
Mohammad Kamgar
Nephrology · Los Angeles, CA
1675
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.