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 1083679021

Dennis O'neillM.D.

PRACTICEMANCHESTER MEMORIAL HOSPITALSee all providers at this practice →
PathologyManchester, CTI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
Final MIPS score
55.7
Quality
46.4
Cost
0.0
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
-2.32%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 070027
Hospital
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
741
Unique beneficiaries
—
Total services
1,623
Distinct HCPCS
6
Medicare payment
$56K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 205 Pathology providers in CT — near median (cohort median 955).
REFERRAL NETWORK

Where Dennis O'neill'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). 37 inbound referrers · 109 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MANCHESTER MEMORIAL HOSPITAL271533
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
58109
Christopher Taubes
Diagnostic Radiology · Manchester, CT
4461
Ted Metzger
Diagnostic Radiology · Manchester, CT
4255
THE WILLIAM W BACKUS HOSPITAL41105
Ambulance Service Of Manchester, Llc
Ambulance Service Provider · Manchester, CT
4163
Matthew Smith
Diagnostic Radiology · Pittsburgh, PA
4068
KRAVETZ, GARY3951
Hazar Dahhan
Cardiology · Manchester, CT
3348
ROSENBLATT, EDWARD3142
Audrey Lastra
Physician Assistant · New Haven, CT
2639
Matthew Steele
Certified Registered Nurse Anesthetist (CRNA) · Ellington, CT
2429
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MANCHESTER MEMORIAL HOSPITAL353721
ROCKVILLE GENERAL HOSPITAL, INC160232
Eastern Connecticut Endoscopy Center Llc
Ambulatory Surgical Center · Norwich, CT
113171
Evergreen Endoscopy Center, Llc
Ambulatory Surgical Center · South Windsor, CT
8994
James O'brien
Gastroenterology · Manchester, CT
83184
Marcy Qureshi
Gastroenterology · South Windsor, CT
64139
Ali Hemacha
Gastroenterology · Vernon, CT
5873
Ambulance Service Of Manchester, Llc
Ambulance Service Provider · Manchester, CT
57111
Edward Denstman
Diagnostic Radiology · Manchester, CT
5064
KRAVETZ, GARY4858
Thomas Kilkenny
Diagnostic Radiology · Manchester, CT
4766
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
4573
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.