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Daniel Thomas O'Connor, M.D.

NPI 1952478927ActiveIndividual· Preventive Medicine, Occupational Medicine· Brookfield, WI

Preventive Medicine, Occupational Medicine (M.D.) with Rae Holdings Ltd, practicing in Brookfield, Wisconsin. Enrolled in Medicare as practitioner - preventive medicine. Cook Medical LLC reported $272.87 in payments in 2024, mostly travel and lodging.

Overview

NPI1952478927
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedNov 28, 2006
Last updated in NPPESSep 23, 2021
Certified by providerSep 23, 2021

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Preventive Medicine (WI)

Medicare sources and data years

Education and affiliations

Graduation year2005
Medicare specialtyPreventive Medicine
Secondary specialtiesGeneral Practice

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2024$272.87 · 4 payments from 1 company

Top paying companies in 2024

CompanyAmountPayments
Cook Medical LLC$272.874

What the 2024 payments were for

  • Travel and Lodging$218.07 · 1 payment
  • Food and Beverage$54.80 · 3 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other Preventive Medicine, Occupational Medicine providers in Brookfield

All Preventive Medicine, Occupational Medicine providers in Wisconsin