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Mark Norton, M.D.

NPI 1881608495ActiveIndividual· Internal Medicine· Laurel, MS

Internal Medicine (M.D.) in Laurel, Mississippi, trained at University of Mississippi School of Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $1,342,772 for 22,868 claims, against $137,576 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 8 companies reporting payments in 2025, $317.26 in all, mostly food and beverage.

Overview

NPI1881608495
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJul 28, 2006
Last updated in NPPESOct 8, 2026
Certified by providerOct 8, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X15815MS

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 (MS)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients335
Services billed5,176 across 65 procedure codes
Paid by Medicare$137,576

Part D prescriptions in 2024

Prescriptions (claims)22,868 · 30,985 30-day fills
Patients793
Total drug cost$1,342,772
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Mississippi School of Medicine
Graduation year1995
Medicare specialtyInternal Medicine

Medical group

Hospital affiliation

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$317.26 · 13 payments from 8 companies
  • 2024$519.56 · 24 payments from 10 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$317.26 · 13 payments

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

Other internal medicine physicians in Laurel

All 23 internal medicine physicians in Laurel · All internal medicine physicians in Mississippi