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Mackenzie James Clarkson, MD

NPI 1073908034ActiveIndividual· Internal Medicine· Fairmont, WV

Internal Medicine (MD) in Fairmont, West Virginia, trained at West Virginia University School of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $218,917 for 2,155 claims, against $13,867 paid for services in 2024. Exact Sciences Corporation reported $34.57 in payments in 2024, mostly food and beverage.

Overview

NPI1073908034
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 6, 2015
Last updated in NPPESMay 12, 2025
Certified by providerMay 12, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X27820WV
Pediatrics208000000X27820WV

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 - Internal Medicine (WV)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients53
Services billed236 across 24 procedure codes
Paid by Medicare$13,867

Part D prescriptions in 2024

Prescriptions (claims)2,155 · 5,119 30-day fills
Patients131
Total drug cost$218,917
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolWest Virginia University School of Medicine
Graduation year2015
Medicare specialtyInternal Medicine
Secondary specialtiesPediatric Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2024$34.57 · 2 payments from 1 company

Top paying companies in 2024

CompanyAmountPayments
Exact Sciences Corporation$34.572

What the 2024 payments were for

  • Food and Beverage$34.57 · 2 payments

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

Other Internal Medicine providers in Fairmont

All Internal Medicine providers in West Virginia →