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PROVIDER PROFILE · NPI 1841558897

Olga MarsillioDNP

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Certified Registered Nurse Anesthetist (CRNA)New London, CTI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
100.0
Quality
86.5
Cost
0.0
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
1.05%
APM Entity
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
34
Unique beneficiaries
—
Total services
36
Distinct HCPCS
2
Medicare payment
$2K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 679 Certified Registered Nurse Anesthetist (CRNA) providers in CT — above median (cohort median 102).
REFERRAL NETWORK

Where Olga Marsillio'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). 22 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
NORWALK HOSPITAL ASSOCIATION185342
Norwalk Surgery Center, Llc
Ambulatory Surgical Center · Norwalk, CT
8295
BEILES, PAUL6980
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
4372
Gillian Levy
Pathology · Norwalk, CT
3844
Soma Karak
Pathology · Norwalk, CT
3235
Richard Hughes
Anesthesiology · Norwalk, CT
2730
MICHAELSON, STEPHEN2430
Frank Sammarco
Gastroenterology · Norwalk, CT
2466
DICORATO, MICHAEL2327
Heather Frimmer
Diagnostic Radiology · Norwalk, CT
2023
RIBACK, HARVEY1952
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
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.