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Lori J. Wirth, MD

NPI 1750344008ActiveIndividual· Internal Medicine, Medical Oncology· Boston, MA

Internal Medicine, Medical Oncology (MD) in Boston, Massachusetts, trained at Columbia University College of Physicians and Surgeons (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $2,061,043 for 255 claims, against $52,028 paid for services in 2024. Leo Pharma As was the largest of 7 companies reporting payments in 2025, $49,202 in all, mostly consulting fees.

Overview

NPI1750344008
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 8, 2006
Last updated in NPPESNov 28, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Medical Oncology Primary207RX0202X205729MA

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 - Medical Oncology (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients211
Services billed717 across 13 procedure codes
Paid by Medicare$52,028

Part D prescriptions in 2024

Prescriptions (claims)255 · 319 30-day fills
Patients69
Total drug cost$2,061,043
Generic share54% of claims

Medicare sources and data years

Education and affiliations

Medical schoolColumbia University College of Physicians and Surgeons
Graduation year1997
Medicare specialtyMedical Oncology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$49,202 · 31 payments from 7 companies
  • 2024$10,246 · 7 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Leo Pharma As$16,7137
Novartis Pharma Ag$16,2754
Eisai Inc.$10,8747
Abbvie Inc.$2,7501
Merck Sharp & Dohme LLC$2,2401

What the 2025 payments were for

  • Consulting Fee$32,965 · 8 payments
  • Travel and Lodging$15,593 · 11 payments
  • Food and Beverage$393.00 · 9 payments
  • Compensation for serving as faculty or as a speaker for a medical education program$208.31 · 2 payments
  • Education$43.25 · 1 payment

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

Other Internal Medicine, Medical Oncology providers in Boston

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