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Ariel H. Marks, MD

NPI 1962899906ActiveIndividual· Psychiatry & Neurology, Neurology· Boston, MA

Psychiatry & Neurology, Neurology (MD) in Boston, Massachusetts, trained at Temple University School of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $1,545,827 for 515 claims, against $29,933 paid for services in 2024. Argenx US, Inc. reported $15,520 in payments in 2025, mostly speaking and faculty fees.

Overview

NPI1962899906
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 16, 2015
Last updated in NPPESAug 4, 2026
Certified by providerAug 4, 2026

Specialties and licenses

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 - Neurology (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients140
Services billed295 across 14 procedure codes
Paid by Medicare$29,933

Part D prescriptions in 2024

Prescriptions (claims)515 · 679 30-day fills
Patients70
Total drug cost$1,545,827
Generic share73% of claims

Medicare sources and data years

Education and affiliations

Medical schoolTemple University School of Medicine
Graduation year2015
Medicare specialtyNeurology

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$15,520 · 17 payments from 1 company
  • 2024$3,225 · 6 payments from 1 company

Top paying companies in 2025

CompanyAmountPayments
Argenx US, Inc.$15,52017

What the 2025 payments were for

  • Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$13,800 · 6 payments
  • Travel and Lodging$1,530 · 9 payments
  • Food and Beverage$189.28 · 2 payments

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

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