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Edmund John Maclaughlin, MD

NPI 1912966268ActiveIndividual· Internal Medicine, Rheumatology· Easton, MD

Internal Medicine, Rheumatology (MD) in Easton, Maryland, trained at University of Maryland School of Medicine (class of 1975). Mostly services rather than prescriptions: Medicare paid $125,440 for 22 patients in 2024, with only 35 Part D claims. Amgen Inc. was the largest of 14 companies reporting payments in 2025, $100,623 in all, mostly speaking and faculty fees.

Overview

NPI1912966268
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 23, 2006
Last updated in NPPESDec 3, 2022
Certified by providerOct 18, 2020

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Rheumatology Primary207RR0500XD28209MD

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Rheumatology (MD)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients22
Services billed3,923 across 16 procedure codes
Paid by Medicare$125,440

Part D prescriptions in 2024

Prescriptions (claims)35 · 82 30-day fills
Patients13
Total drug cost$7,063
Generic share97% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Maryland School of Medicine
Graduation year1975
Medicare specialtyRheumatology

Medical groups

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$100,623 · 170 payments from 14 companies
  • 2024$99,819 · 134 payments from 7 companies

Top paying companies in 2025

CompanyAmountPayments
Amgen Inc.$81,243111
Sobi, Inc$16,01734
Invivyd Inc$2,1731
Janssen Biotech, Inc.$400.745
Lilly USA, LLC$173.945

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$66,729 · 34 payments
  • Travel and Lodging$25,691 · 63 payments
  • Food and Beverage$4,492 · 66 payments
  • Consulting Fee$3,613 · 6 payments
  • Education$99.00 · 1 payment

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

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