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Natalie Joy Frentz, MD

NPI 1194941708ActiveIndividual· Family Medicine· South Bend, IN

Family Medicine (MD) in South Bend, Indiana, trained at Indiana University School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $94,786 for 1,474 claims, against $18,058 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 13 companies reporting payments in 2025, $589.83 in all, mostly food and beverage.

Overview

NPI1194941708
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 18, 2007
Last updated in NPPESJun 4, 2024
Certified by providerJul 24, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000X01063651AIN

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 - Family Practice (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients120
Services billed309 across 35 procedure codes
Paid by Medicare$18,058

Part D prescriptions in 2024

Prescriptions (claims)1,474 · 3,148 30-day fills
Patients219
Total drug cost$94,786
Generic share89% of claims

Medicare sources and data years

Education and affiliations

Medical schoolIndiana University School of Medicine
Graduation year2004
Medicare specialtyFamily Practice

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$589.83 · 31 payments from 13 companies
  • 2024$493.43 · 33 payments from 9 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$589.83 · 31 payments

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

Other family medicine physicians in South Bend

All 168 family medicine physicians in South Bend · All family medicine physicians in Indiana