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John Anthony Dooley, MD

NPI 1467431155ActiveIndividual· Internal Medicine· Washington, DC

Internal Medicine (MD) in Washington, District of Columbia, trained at Columbia University College of Physicians and Surgeons (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $498,892 for 5,479 claims, against $152,692 paid for services in 2024. Amgen Inc. was the largest of 4 companies reporting payments in 2025, $308.26 in all, mostly food and beverage.

Overview

NPI1467431155
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJan 11, 2006
Last updated in NPPESMar 30, 2009

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XMD036591DC

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 - Internal Medicine (DC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients572
Services billed5,833 across 56 procedure codes
Paid by Medicare$152,692

Part D prescriptions in 2024

Prescriptions (claims)5,479 · 13,093 30-day fills
Patients553
Total drug cost$498,892
Generic share89% of claims

Medicare sources and data years

Education and affiliations

Medical schoolColumbia University College of Physicians and Surgeons
Graduation year2001
Medicare specialtyInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$308.26 · 14 payments from 4 companies
  • 2024$536.47 · 25 payments from 10 companies

Top paying companies in 2025

CompanyAmountPayments
Amgen Inc.$114.814
Novo Nordisk Inc$68.593
Pfizer Inc.$68.004
Sumitomo Pharma America, Inc.$56.863

What the 2025 payments were for

  • Food and Beverage$308.26 · 14 payments

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

Other Internal Medicine providers in Washington

All Internal Medicine providers in District of Columbia →