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Maureen Roberta Dornan, D.D.S.

NPI 1477559896ActiveIndividual· Dentist, General Practice· Tustin, CA

Dentist, General Practice (D.D.S.) in Tustin, California, licensed in CA, with an NPI issued in June 2005. 21 Medicare patients in 2024, $2,944 paid; all of their 53 Part D prescriptions were generic. Orapharma, A Division of Bausch Health US, LLC was the largest of 2 companies reporting payments in 2025, $40.10 in all, mostly food and beverage.

Overview

NPI1477559896
StatusActive
Entity typeIndividual
CredentialD.D.S.
Sole proprietorYes
NPI issuedJun 21, 2005
Last updated in NPPESOct 24, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Dentist, General Practice Primary1223G0001X30107CA

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 - Dentist (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients21
Services billed43 across 4 procedure codes
Paid by Medicare$2,944

Part D prescriptions in 2024

Prescriptions (claims)53 · 59 30-day fills
Patients36
Total drug cost$1,077
Generic share100% of claims

Medicare sources and data years

Education and affiliations

Graduation year1981
Medicare specialtyDentist

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$40.10 · 2 payments from 2 companies
  • 2024$70.17 · 3 payments from 3 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$40.10 · 2 payments

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

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