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Melanie Ann De Souza, M.D.

NPI 1447364013ActiveIndividual· Internal Medicine· Dunedin, FL

Internal Medicine (M.D.) in Dunedin, Florida, trained at University of Pittsburgh School of Medicine (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $801,181 for 10,150 claims, against $115,588 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 3 companies reporting payments in 2025, $93.28 in all, mostly food and beverage.

Overview

NPI1447364013
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedAug 19, 2006
Last updated in NPPESAug 19, 2022
Certified by providerAug 11, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XME95515FL

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 - Internal Medicine (FL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients402
Services billed1,340 across 36 procedure codes
Paid by Medicare$115,588

Part D prescriptions in 2024

Prescriptions (claims)10,150 · 22,943 30-day fills
Patients776
Total drug cost$801,181
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Pittsburgh School of Medicine
Graduation year2003
Medicare specialtyInternal Medicine

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$93.28 · 5 payments from 3 companies
  • 2024$85.45 · 5 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Merck Sharp & Dohme LLC$39.702
Pfizer Inc.$32.362
Glaxosmithkline, LLC.$21.221

What the 2025 payments were for

  • Food and Beverage$93.28 · 5 payments

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

Other Internal Medicine providers in Dunedin

All Internal Medicine providers in Florida →