PROVIDER PROFILE · NPI 1669507141

Thomas O'connorM.D.

Hematology-OncologyWeymouth, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,068

Unique beneficiaries

—

Total services

1,777

Distinct HCPCS

Medicare payment

$113K

Peer benchmark

Total Medicare services vs. 360 Hematology-Oncology providers in MA — top quintile (cohort median 624).

PRESCRIBING · PART D · 2024

Total Rx claims

2,036

Beneficiaries

—

Total drug cost

$4.9M

Distinct drugs

Brand share

24.1%

Top prescribed drugs

Prednisone239 claims

Abiraterone Acetate194 claims

Letrozole131 claims

Ondansetron Hcl116 claims

Oxycodone Hcl97 claims

QUALITY · MIPS · 2024

Final MIPS score

84.1

Quality

65.0

Cost

69.1

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.38%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Thomas O'connor'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). 38 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Harbor Medical Associates, Inc. Clinical Laboratory · South Weymouth, MA	399	3,627
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	310	1,643
SOUTH SHORE HOSPITAL INC.	230	1,459
ANDERSON, MICHAEL	51	420
Stephen Bliss Diagnostic Radiology · Los Angeles, CA	44	142
James Strain Diagnostic Radiology · Weymouth, MA	40	78
Ori Preis Diagnostic Radiology · Boston, MA	34	105
Essmaeel Abdel-Dayem Diagnostic Radiology · Boston, MA	33	77
Shields Imaging Of Eastern Massachusetts Llc Independent Diagnostic Testing Facility (IDTF) · South Weymouth, MA	32	89
Robert Gore Diagnostic Radiology · South Weymouth, MA	31	68
Rafael Altieri Diagnostic Radiology · South Weymouth, MA	27	86
James Suojanen Diagnostic Radiology · South Weymouth, MA	25	69

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