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David Patrick Duncan, M.D.

NPI 1639564073ActiveIndividual· Radiology, Vascular & Interventional Radiology· San Antonio, TX

Radiology, Vascular & Interventional Radiology (M.D.) in San Antonio, Texas, trained at University of Louisville School of Medicine (class of 2015). Medicare paid $66,649 for services to 731 patients in 2024. Penumbra, Inc. was the largest of 8 companies reporting payments in 2025, $6,127 in all, mostly speaking and faculty fees.

Overview

NPI1639564073
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedApr 2, 2015
Last updated in NPPESMay 14, 2024
Certified by providerMay 14, 2024

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 - Diagnostic Radiology (KY); Practitioner - Interventional Radiology (OH); Practitioner - Interventional Radiology (TN); Practitioner - Diagnostic Radiology (VA); Practitioner - Diagnostic Radiology (WA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients731
Services billed10,102 across 126 procedure codes
Paid by Medicare$66,649

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Louisville School of Medicine
Graduation year2015
Medicare specialtyInterventional Radiology
Secondary specialtiesDiagnostic Radiology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$6,127 · 26 payments from 8 companies
  • 2024$361.08 · 4 payments from 3 companies

Top paying companies in 2025

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$3,200 · 1 payment
  • Food and Beverage$1,833 · 23 payments
  • Travel and Lodging$1,095 · 2 payments

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

Other interventional radiologists in San Antonio

All 36 interventional radiologists in San Antonio · All interventional radiologists in Texas