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 1205152956

Stellios KarnezisM.D.

Diagnostic RadiologyLos Angeles, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 050025
Hospital
CCN 050077
Hospital
CCN 050324
Hospital
CCN 050424
Hospital
CCN 050503
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,538
Unique beneficiaries
—
Total services
15,176
Distinct HCPCS
52
Medicare payment
$177K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — top quintile (cohort median 2,975).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Stellios Karnezis'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). 38 inbound referrers · 95 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
REGENTS OF THE UNIV OF CALIFORNIA234372
Benjamin Plotkin
Diagnostic Radiology · Los Angeles, CA
60114
City Of Los Angeles
Ambulance Service Provider · Los Angeles, CA
4975
Unilab Corporation
Clinical Laboratory · West Hills, CA
4787
Donald Roback
Diagnostic Radiology · Manhattan Beach, CA
3769
Timothy Cloughesy
Neurology · Los Angeles, CA
3595
Jae Jung
Physical Medicine and Rehabilitation · Los Angeles, CA
3054
Kathleen Brown
Diagnostic Radiology · Los Angeles, CA
3058
SEEGER, LEANNE2846
Juan Villablanca
Diagnostic Radiology · Los Angeles, CA
2537
Bryan Yoo
Diagnostic Radiology · Los Angeles, CA
2249
Robert Suh
Diagnostic Radiology · Los Angeles, CA
2136
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS UNIV OF CALIF LOS ANGELES5421,220
REGENTS OF THE UNIV OF CALIFORNIA347614
Benjamin Plotkin
Diagnostic Radiology · Los Angeles, CA
66122
Holly Middlekauff
Cardiology · Los Angeles, CA
66130
Regents Of The University Of
Clinical Laboratory · Panorama City, CA
6596
Edward Zaragoza
Diagnostic Radiology · Santa Monica, CA
5399
Donald Roback
Diagnostic Radiology · Manhattan Beach, CA
53120
Bryan Yoo
Diagnostic Radiology · Los Angeles, CA
49108
Nazanin Yaghmai
Diagnostic Radiology · Los Angeles, CA
4677
Noriko Salamon
Diagnostic Radiology · Los Angeles, CA
3879
Kathleen Brown
Diagnostic Radiology · Los Angeles, CA
3895
Unilab Corporation
Clinical Laboratory · West Hills, CA
3772
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.