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Claire Marie Regnitz, MS, PA-C

NPI 1376894386ActiveIndividual· Physician Assistant· Tempe, AZ

Physician Assistant (MS, PA-C) with Thomas C Fiel DO PC, practicing in Tempe, Arizona. Part D covered 3,385 prescriptions written in 2024, 86% of them generic. Eisai Inc. was the largest of 19 companies reporting payments in 2025, $733.75 in all, mostly food and beverage. Lists Banner Desert Medical Center as a hospital affiliation.

Overview

NPI1376894386
StatusActive
Entity typeIndividual
CredentialMS, PA-C
Sole proprietorNo
NPI issuedOct 1, 2012
Last updated in NPPESMay 12, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Physician Assistant Primary363A00000X5223AZ

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 - Physician Assistant (AZ)

Part D prescriptions in 2024

Prescriptions (claims)3,385 · 8,078 30-day fills
Patients396
Total drug cost$300,098
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Graduation year2012
Medicare specialtyPhysician Assistant

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$733.75 · 34 payments from 19 companies
  • 2024$834.94 · 53 payments from 13 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$733.75 · 34 payments

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

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