caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1417921602

Robert O'sullivanDO

CardiologyLansdale, PAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$810
Payment records
55
By payment type
Food and Beverage$810
PRESCRIBING · PART D · 2024
Total Rx claims
4,530
Beneficiaries
—
Total drug cost
$812K
Distinct drugs
40
Brand share
29.6%
Top prescribed drugs
Metoprolol Succinate606 claims
Atorvastatin Calcium464 claims
Apixaban374 claims
Rosuvastatin Calcium364 claims
Isosorbide Mononitrate265 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
3,489
Unique beneficiaries
—
Total services
5,151
Distinct HCPCS
24
Medicare payment
$458K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,062 Cardiology providers in PA — top quintile (cohort median 1,995).
REFERRAL NETWORK

Where Robert O'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). 62 inbound referrers · 108 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
LANSDALE HOSPITAL CORPORATION447947
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Norristown, PA
192380
Huda Abbas
Hospitalist · Doylestown, PA
150372
Volunteer Medical Service Corps Of Lansdale
Ambulance Service Provider · Lansdale, PA
101170
Gary Penner
Emergency Medicine · Abington, PA
5886
Sundeep Pasupuleti
Hospitalist · Lansdale, PA
56123
Clifford Ehrlich
Cardiology · Lansdale, PA
5478
Naishadh Shah
Diagnostic Radiology · Abington, PA
5288
Michael Zakrzewski
Internal Medicine · Lansdale, PA
5079
Hans Kim
Diagnostic Radiology · Abington, PA
5098
Joseph Kraynak
Internal Medicine · Lansdale, PA
4785
Remon Narouz
Internal Medicine · Lansdale, PA
4783
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
LANSDALE HOSPITAL CORPORATION181395
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Norristown, PA
156317
Anita Sinese
Internal Medicine · Lansdale, PA
119261
ABINGTON MEMORIAL HOSPITAL91263
Clifford Ehrlich
Cardiology · Lansdale, PA
85128
Eric Rosenwinkel
Clinical Cardiac Electrophysiology · Lansdale, PA
81195
Acute Care Medical Transports, Inc.
Ambulance Service Provider · Fort Washington, PA
78132
Huda Abbas
Hospitalist · Doylestown, PA
74188
Denzel Pollock
Cardiology · Lansdale, PA
72122
Jonathan Sutter
Hospitalist · Chester, PA
70167
Joseph Kraynak
Internal Medicine · Lansdale, PA
62130
Michel Taupin
Diagnostic Radiology · Abington, PA
57111
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.