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PROVIDER PROFILE · NPI 1942295506

Greg MarrinanMD

PRACTICEADVANCED RADIOLOGY PARTNERS LLCSee all providers at this practice →
Diagnostic RadiologyShelton, CTI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
34.4
Quality
22.9
Cost
0.0
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
-4.87%
Group
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,051
Unique beneficiaries
—
Total services
12,086
Distinct HCPCS
38
Medicare payment
$107K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 477 Diagnostic Radiology providers in CT — top quintile (cohort median 2,737).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Greg Marrinan'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). 154 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
343886
American Medical Response Of Connecticut Incorporated
Ambulance Service Provider · New Haven, CT
293762
Neda Yagan
Diagnostic Radiology · Eden Prairie, MN
94207
NPI 146747478389195
Adam Federman
Diagnostic Radiology · Trumbull, CT
87171
Shelley Goodstine
Diagnostic Radiology · Shelton, CT
84155
NPI 106344042881165
Scott Williams
Diagnostic Radiology · Shelton, CT
79189
Linda Casale
Cardiology · Fairfield, CT
74131
Philip Simkovitz
Pulmonary Disease · Trumbull, CT
73190
Terence Hughes
Diagnostic Radiology · Shelton, CT
72158
Michele Even
Diagnostic Radiology · Trumbull, CT
71133
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.