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Jennifer A. Marks, MD

NPI 1063915817ActiveIndividual· Internal Medicine, Medical Oncology· Boston, MA

Internal Medicine, Medical Oncology (MD) in Boston, Massachusetts, trained at Tulane University School of Medicine (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $241,194 for 73 claims, against $4,136 paid for services in 2024. Partner Therapeutics, Inc. was the largest of 8 companies reporting payments in 2025, $21,424 in all, mostly consulting fees.

Overview

NPI1063915817
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedMar 16, 2018
Last updated in NPPESJun 12, 2024
Certified by providerJun 12, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Medical Oncology Primary207RX0202X1018521MA

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 - Medical Oncology (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients21
Services billed37 across 5 procedure codes
Paid by Medicare$4,136

Part D prescriptions in 2024

Prescriptions (claims)73 · 87 30-day fills
Patients25
Total drug cost$241,194
Generic share68% of claims

Medicare sources and data years

Education and affiliations

Medical schoolTulane University School of Medicine
Graduation year2018
Medicare specialtyMedical Oncology
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$21,424 · 25 payments from 8 companies
  • 2024$385.28 · 4 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Consulting Fee$18,976 · 9 payments
  • Travel and Lodging$1,501 · 3 payments
  • Food and Beverage$947.47 · 13 payments

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

Other medical oncologists in Boston

All 345 medical oncologists in Boston · All medical oncologists in Massachusetts