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Oana Andreescu, MD

NPI 1306821947ActiveIndividual· Internal Medicine· Hixson, TN

Internal Medicine (MD) with Memorial Health Partners Foundation Inc, practicing in Hixson, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $1,048,471 for 13,792 claims, against $89,854 paid for services in 2024. Novo Nordisk Inc was the largest of 16 companies reporting payments in 2025, $1,385 in all, mostly food and beverage. Lists Erlanger Medical Center and 1 other hospital as hospital affiliations.

Overview

NPI1306821947
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedDec 7, 2005
Last updated in NPPESSep 22, 2026
Certified by providerSep 22, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X40103TN

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 (TN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients258
Services billed2,931 across 40 procedure codes
Paid by Medicare$89,854

Part D prescriptions in 2024

Prescriptions (claims)13,792 · 29,252 30-day fills
Patients586
Total drug cost$1,048,471
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Graduation year2001
Medicare specialtyInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,385 · 83 payments from 16 companies
  • 2024$1,145 · 73 payments from 18 companies

Top paying companies in 2025

CompanyAmountPayments
Novo Nordisk Inc$412.7121
Astrazeneca Pharmaceuticals LP$289.3026
Salix Pharmaceuticals, A Division of Bausch Health US, LLC$115.436
Bayer Healthcare Pharmaceuticals Inc.$78.304
Abbott Laboratories$64.883

What the 2025 payments were for

  • Food and Beverage$1,385 · 83 payments

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

Other Internal Medicine providers in Hixson

All Internal Medicine providers in Tennessee →