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PROVIDER PROFILE · NPI 1346281748

Tamara HorwichMD

CardiologyLos Angeles, CAI
CROSS-REFERENCE

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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
535
Unique beneficiaries
—
Total services
677
Distinct HCPCS
10
Medicare payment
$47K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,869 Cardiology providers in CA — below median (cohort median 2,371).
PRESCRIBING · PART D · 2024
Total Rx claims
1,550
Beneficiaries
—
Total drug cost
$450K
Distinct drugs
39
Brand share
30.1%
Top prescribed drugs
Metoprolol Succinate161 claims
Amlodipine Besylate141 claims
Rosuvastatin Calcium117 claims
Atorvastatin Calcium90 claims
Ezetimibe84 claims
QUALITY · MIPS · 2024
Final MIPS score
87.5
Quality
79.4
Cost
73.7
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.53%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$6K
Payment records
3
By payment type
Consulting Fee$6K
REFERRAL NETWORK

Where Tamara Horwich'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). 115 inbound referrers · 231 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
City Of Los Angeles
Ambulance Service Provider · Los Angeles, CA
136210
Donald Roback
Diagnostic Radiology · Manhattan Beach, CA
122301
Benjamin Plotkin
Diagnostic Radiology · Los Angeles, CA
118334
Kathleen Brown
Diagnostic Radiology · Los Angeles, CA
113306
REGENTS OF THE UNIV OF CALIFORNIA99162
Eric Yang
Cardiology · Los Angeles, CA
70152
Robert Suh
Diagnostic Radiology · Los Angeles, CA
68133
Unilab Corporation
Clinical Laboratory · West Hills, CA
67270
RAGAVENDRA, NAGESH65103
Scott Genshaft
Interventional Radiology · Los Angeles, CA
5985
Victor Sai
Diagnostic Radiology · Los Angeles, CA
5895
Martin Cadeiras
Advanced Heart Failure and Transplant Cardiology · Los Angeles, CA
57144
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS UNIV OF CALIF LOS ANGELES8803,019
Donald Roback
Diagnostic Radiology · Manhattan Beach, CA
210523
Holly Middlekauff
Cardiology · Los Angeles, CA
197446
Benjamin Plotkin
Diagnostic Radiology · Los Angeles, CA
169476
Gabriel Vorobiof
Cardiology · Los Angeles, CA
155360
Nazanin Yaghmai
Diagnostic Radiology · Los Angeles, CA
133342
Edward Zaragoza
Diagnostic Radiology · Santa Monica, CA
127298
Henry Honda
Cardiology · Los Angeles, CA
121357
Kathleen Brown
Diagnostic Radiology · Los Angeles, CA
108320
REGENTS OF THE UNIV OF CALIFORNIA88129
Barbara Kadell
Diagnostic Radiology · Los Angeles, CA
87270
Gregg Fonarow
Cardiology · Los Angeles, CA
82244
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.