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Mark Marchitto, MD

NPI 1134624000ActiveIndividual· Dermatology· Cromwell, CT

Dermatology (MD) in Cromwell, Connecticut, trained at George Washington University School of Medicine (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $392,355 for 824 claims, against $64,859 paid for services in 2024. Leo Pharma Inc. was the largest of 18 companies reporting payments in 2025, $126,732 in all, mostly speaking and faculty fees.

Overview

NPI1134624000
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedMar 24, 2018
Last updated in NPPESJul 26, 2023
Certified by providerJul 26, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Dermatology Primary207N00000X69900CT

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 - Dermatology (CT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients268
Services billed1,425 across 39 procedure codes
Paid by Medicare$64,859

Part D prescriptions in 2024

Prescriptions (claims)824 · 960 30-day fills
Patients355
Total drug cost$392,355
Generic share90% of claims

Medicare sources and data years

Education and affiliations

Medical schoolGeorge Washington University School of Medicine
Graduation year2018
Medicare specialtyDermatology

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$126,732 · 352 payments from 18 companies
  • 2024$81,171 · 213 payments from 17 companies

Top paying companies in 2025

CompanyAmountPayments
Leo Pharma Inc.$89,771111
Pfizer Inc.$27,68446
Incyte Corporation$3,59326
Janssen Biotech, Inc.$2,03526
Abbvie Inc.$1,58744

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$78,216 · 25 payments
  • Consulting Fee$33,846 · 25 payments
  • Food and Beverage$8,650 · 292 payments
  • Travel and Lodging$6,022 · 10 payments

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

Other Dermatology providers in Cromwell

All Dermatology providers in Connecticut →