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Aminat O. Oluyemi, MD

NPI 1023211646ActiveIndividual· Internal Medicine, Gastroenterology· Westminster, MD

Internal Medicine, Gastroenterology (MD) in Westminster, Maryland, trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $326,926 for 696 claims, against $132,293 paid for services in 2024. Abbvie Inc. was the largest of 9 companies reporting payments in 2025, $716.56 in all, mostly food and beverage.

Overview

NPI1023211646
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJun 10, 2007
Last updated in NPPESApr 27, 2015

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100XD0070956MD

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Gastroenterology (MD)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients681
Services billed1,767 across 42 procedure codes
Paid by Medicare$132,293

Part D prescriptions in 2024

Prescriptions (claims)696 · 1,118 30-day fills
Patients331
Total drug cost$326,926
Generic share77% of claims

Medicare sources and data years

Education and affiliations

Medical schoolRutgers R W Johnson Medical School (Cam/New Bruns/Pisc)
Graduation year2007
Medicare specialtyGastroenterology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$716.56 · 46 payments from 9 companies
  • 2024$978.16 · 55 payments from 11 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$716.56 · 46 payments

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

Other Internal Medicine, Gastroenterology providers in Westminster

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