What is Scott Sullivan's specialty?

Scott Sullivan (NPI 1790733822) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Greenwich, CT.

Where does Scott Sullivan practice?

Scott Sullivan practices in Greenwich, CT, based on the location reported in the CMS Medicare provider datasets for NPI 1790733822.

How much does Medicare pay Scott Sullivan?

Scott Sullivan (NPI 1790733822) received approximately $243K in total Medicare Part B payments, serving 3,706 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1790733822

Scott SullivanM.D.

PRACTICELYNNE M HAVEN MD PCSee all providers at this practice →

Diagnostic RadiologyGreenwich, CTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,404

Unique beneficiaries

—

Total services

5,696

Distinct HCPCS

Medicare payment

$216K

Peer benchmark

Total Medicare services vs. 477 Diagnostic Radiology providers in CT — top quintile (cohort median 2,737).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Scott Sullivan'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). 135 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
David Evans Diagnostic Radiology · Greenwich, CT	372	683
Greenwich Emergency Medical Service, Inc. Ambulance Service Provider · Riverside, CT	341	658
Christopher Howes Interventional Cardiology · Branford, CT	306	560
Alexander Delvecchio Clinical Cardiac Electrophysiology · Greenwich, CT	305	815
Francis Neeson Cardiology · Greenwich, CT	254	512
STAMFORD HOSPITAL	241	445
Port Chester-Rye-Rye Brook Emergency Medical Services Inc Ambulance Service Provider · Port Chester, NY	237	414
Erez Salik Interventional Radiology · Greenwich, CT	216	425
NPI 1427168129	204	426
Glenn Gandelman Cardiology · Greenwich, CT	184	354
NPI 1063422921	180	320
Christian Whitney Anesthesiology · Greenwich, CT	140	561

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events