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Martin Christopher Barnes, M.D.

NPI 1730583089ActiveIndividual· Internal Medicine, Hematology & Oncology· Mountain Home, AR

Internal Medicine, Hematology & Oncology (M.D.) with Health Care Authority for Baptist Health, An Affiliate of Uabhs and 2 other groups, practicing in Mountain Home, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $421,667 for 313 claims, against $42,525 paid for services in 2024. Janssen Biotech, Inc. was the largest of 29 companies reporting payments in 2025, $1,144 in all, mostly food and beverage. Lists Baptist Medical Center South and 3 other hospitals as hospital affiliations.

Overview

NPI1730583089
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedOct 15, 2014
Last updated in NPPESMar 10, 2026
Certified by providerMar 10, 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 - Hematology/Oncology (AL); Practitioner - Hematology/Oncology (AR)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients205
Services billed1,901 across 70 procedure codes
Paid by Medicare$42,525

Part D prescriptions in 2024

Prescriptions (claims)313 · 400 30-day fills
Patients133
Total drug cost$421,667
Generic share80% of claims

Medicare sources and data years

Education and affiliations

Graduation year2013
Medicare specialtyHematology/Oncology

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,144 · 57 payments from 29 companies
  • 2024$641.80 · 15 payments from 13 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,144 · 57 payments

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

Other hematologist-oncologists in Mountain Home

All hematologist-oncologists in Arkansas