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PROVIDER PROFILE · NPI 1326189580

George GrifkaM.D.

Cardiac SurgerySanta Monica, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050290
Hospital
QUALITY · MIPS · 2024
Final MIPS score
75.0
Quality
0.0
Cost
78.4
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
0.00%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$2K
Payment records
81
By payment type
Food and Beverage$2K
PRESCRIBING · PART D · 2024
Total Rx claims
6,032
Beneficiaries
—
Total drug cost
$1.6M
Distinct drugs
50
Brand share
26.0%
Top prescribed drugs
Atorvastatin Calcium603 claims
Rosuvastatin Calcium591 claims
Amlodipine Besylate503 claims
Evolocumab463 claims
Apixaban376 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,081
Unique beneficiaries
—
Total services
5,339
Distinct HCPCS
24
Medicare payment
$960K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 128 Cardiac Surgery providers in CA — top quintile (cohort median 294).
REFERRAL NETWORK

Where George Grifka'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). 36 inbound referrers · 60 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PROVIDENCE SAINT JOHN'S HEALTH CENTER3141,480
Hooman Madyoon
Cardiology · Los Angeles, CA
71291
STEIN, DAVID66416
Norman Lepor
Cardiology · Beverly Hills, CA
43134
Srinivas Peddi
Diagnostic Radiology · Valencia, CA
37116
Douglas Tyler
Internal Medicine · Santa Monica, CA
36185
Melani Shaum
Hematology-Oncology · Lompoc, CA
36223
Simon Gabriel
Diagnostic Radiology · Los Angeles, CA
35149
Joshua Hanelin
Diagnostic Radiology · Valencia, CA
35130
Unilab Corporation
Clinical Laboratory · West Hills, CA
3393
Lily Nourmand
Family Practice · Santa Monica, CA
32158
Vicki Schiller
Diagnostic Radiology · Santa Monica, CA
2848
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
PROVIDENCE SAINT JOHN'S HEALTH CENTER219926
STEIN, DAVID68318
Hooman Madyoon
Cardiology · Los Angeles, CA
66168
Simon Gabriel
Diagnostic Radiology · Los Angeles, CA
45189
Ira Smalberg
Diagnostic Radiology · Santa Monica, CA
44166
Douglas Tyler
Internal Medicine · Santa Monica, CA
39178
Unilab Corporation
Clinical Laboratory · West Hills, CA
38137
Norman Lepor
Cardiology · Beverly Hills, CA
3865
Morris Grabie
Internal Medicine · Santa Monica, CA
34338
Bradley Jabour
Diagnostic Radiology · Santa Monica, CA
3392
Bruce Yawitz
Diagnostic Radiology · Santa Monica, CA
3378
RAO, RAJEEV3389
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.