NPI Lens

David L. Siegel, M.D.

NPI 1104820182ActiveIndividual· Internal Medicine, Gastroenterology· Bowie, MD

Internal Medicine, Gastroenterology (M.D.) in Bowie, Maryland, licensed in MD, with an NPI issued in June 2005. In 2024 Medicare paid $60,047 for 228 patients, and Part D covered 314 of their prescriptions, 76% of them generic. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2025, $49.20 in all, mostly food and beverage.

Overview

NPI1104820182
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJun 8, 2005
Last updated in NPPESOct 13, 2021
Certified by providerOct 13, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100XD26190MD

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 - Gastroenterology (DC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients228
Services billed539 across 19 procedure codes
Paid by Medicare$60,047

Part D prescriptions in 2024

Prescriptions (claims)314 · 680 30-day fills
Patients132
Total drug cost$54,597
Generic share76% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$49.20 · 2 payments from 2 companies
  • 2024$113.39 · 5 payments from 4 companies

Top paying companies in 2025

CompanyAmountPayments
Novo Nordisk Inc$24.931
Abbott Laboratories$24.271

What the 2025 payments were for

  • Food and Beverage$49.20 · 2 payments

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

Other gastroenterologists in Bowie

All gastroenterologists in Maryland