caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1386683084

Frederick BirnbergM.D.

PRACTICEHOAG MEMORIAL HOSPITAL PRESBYTERIANSee all providers at this practice →
Diagnostic RadiologyNewport Beach, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
Final MIPS score
83.2
Quality
64.8
Cost
68.7
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.34%
Group
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
7,551
Unique beneficiaries
—
Total services
11,743
Distinct HCPCS
4
Medicare payment
$86K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — top quintile (cohort median 2,975).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Frederick Birnberg'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). 141 inbound referrers · 305 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
373751
William Vandalsem
Diagnostic Radiology · Newport Beach, CA
151277
Winston Whitney
Diagnostic Radiology · Newport Beach, CA
136244
Shaya Ghazinoor
Diagnostic Radiology · Newport Beach, CA
124257
Scott Williams
Diagnostic Radiology · Stanford, CA
124213
Karence Chan
Diagnostic Radiology · Newport Beach, CA
107171
John Lieu
Diagnostic Radiology · Palo Alto, CA
103207
Peter Giuliano
Diagnostic Radiology · Newport Beach, CA
89134
Marnie Kremer Prill
Diagnostic Radiology · Newport Beach, CA
79133
Howard Nakashioya
Emergency Medicine · Newport Beach, CA
74122
Michael Roossin
Diagnostic Radiology · Newport Beach, AR
68117
Binh Nguyen
Interventional Radiology · Newport Beach, CA
61107
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
HOAG MEMORIAL HOSPITAL PRESBYTERIAN1,6313,148
Unilab Corporation
Clinical Laboratory · West Hills, CA
244453
CALIFORNIA LABORATORY SCIENCES LLC213405
Mark Chen
Diagnostic Radiology · Newport Beach, CA
194434
Falck Mobile Health Corp
Ambulance Service Provider · Orange, CA
191316
Jinsoo Keyoung
Diagnostic Radiology · Stanford, CA
160301
LIM, JOHN149241
Roger Thomas
Diagnostic Radiology · Newport Beach, CA
147259
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
147238
Winston Whitney
Diagnostic Radiology · Newport Beach, CA
138202
Miles Chang
Diagnostic Radiology · Newport Beach, CA
120193
William Vandalsem
Diagnostic Radiology · Newport Beach, CA
119232
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.