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Katie Ann Arter, ANP

NPI 1013791094ActiveIndividual· Nurse Practitioner, Gerontology· Saint Louis, MO

Nurse Practitioner, Gerontology (ANP) with Mercy Clinic Heart and Vascular LLC, practicing in Saint Louis, Missouri. Their prescriptions cost Medicare Part D more than their services did: $6,567 for 58 claims, against $741.36 paid for services in 2024. Boston Scientific Corporation was the largest of 12 companies reporting payments in 2025, $1,023 in all, mostly food and beverage. Lists Mercy Hospital South as a hospital affiliation.

Overview

NPI1013791094
StatusActive
Entity typeIndividual
CredentialANP
Sole proprietorNo
NPI issuedAug 22, 2023
Last updated in NPPESDec 4, 2024
Certified by providerDec 4, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner, Gerontology Primary363LG0600X2023029040MO
Nurse Practitioner363L00000X2023029040MO

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Nurse Practitioner (MO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients11
Services billed14 across 4 procedure codes
Paid by Medicare$741.36

Part D prescriptions in 2024

Prescriptions (claims)58 · 115 30-day fills
Patients24
Total drug cost$6,567
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Graduation year2023
Medicare specialtyNurse Practitioner

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,023 · 41 payments from 12 companies
  • 2024$333.55 · 8 payments from 6 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,023 · 41 payments

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

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