Skip to content

John A. Ireton, D.O.

NPI 1821087610ActiveIndividual· Internal Medicine· Logan, OH

Internal Medicine (D.O.) in Logan, Ohio, trained at Ohio University, College of Osteopathic Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $178,307 for 2,980 claims, against $58,691 paid for services in 2024. Amgen Inc. was the largest of 4 companies reporting payments in 2025, $68.80 in all, mostly food and beverage.

Overview

NPI1821087610
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorNo
NPI issuedOct 14, 2005
Last updated in NPPESJan 15, 2026
Certified by providerJan 15, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X34008170OH

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 - Internal Medicine (OH)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients219
Services billed772 across 35 procedure codes
Paid by Medicare$58,691

Part D prescriptions in 2024

Prescriptions (claims)2,980 · 5,925 30-day fills
Patients266
Total drug cost$178,307
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolOhio University, College of Osteopathic Medicine
Graduation year2000
Medicare specialtyInternal Medicine

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$68.80 · 4 payments from 4 companies
  • 2024$432.94 · 26 payments from 12 companies

Top paying companies in 2025

CompanyAmountPayments
Amgen Inc.$20.361
Pfizer Inc.$18.921
Astrazeneca Pharmaceuticals LP$15.891
Abbvie Inc.$13.631

What the 2025 payments were for

  • Food and Beverage$68.80 · 4 payments

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

Other internal medicine physicians in Logan

All internal medicine physicians in Ohio