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Ernest Clayton Hymel, M.D., PH.D

NPI 1851390819ActiveIndividual· Radiology, Radiation Oncology· Port Arthur, TX

Radiology, Radiation Oncology (M.D., PH.D) in Port Arthur, Texas, trained at University of Texas Medical Branch at Galveston (class of 2000). 216 Medicare patients in 2024, $110,605 paid; nearly all of their 222 Part D prescriptions were generic (95%). Merck Sharp & Dohme LLC was the largest of 15 companies reporting payments in 2025, $442.56 in all, mostly food and beverage.

Overview

NPI1851390819
StatusActive
Entity typeIndividual
CredentialM.D., PH.D
Sole proprietorNo
NPI issuedJul 20, 2005
Last updated in NPPESSep 28, 2012

Specialties and licenses

TaxonomyCodeLicenseState
Radiology, Radiation Oncology Primary2085R0001XM0437TX

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 - Radiation Oncology (TX)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients216
Services billed2,031 across 28 procedure codes
Paid by Medicare$110,605

Part D prescriptions in 2024

Prescriptions (claims)222 · 304 30-day fills
Patients100
Total drug cost$33,791
Generic share95% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Texas Medical Branch at Galveston
Graduation year2000
Medicare specialtyRadiation Oncology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$442.56 · 19 payments from 15 companies
  • 2024$456.93 · 22 payments from 19 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$442.56 · 19 payments

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

Other Radiology, Radiation Oncology providers in Port Arthur

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