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Erik Antonsen, M.D.

NPI 1972745461ActiveIndividual· Emergency Medicine· Boston, MA

Emergency Medicine (M.D.) in Boston, Massachusetts, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2001). Medicare paid $10,155 for services to 81 patients in 2024.

Overview

NPI1972745461
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedMar 30, 2009
Last updated in NPPESJul 15, 2024
Certified by providerJul 15, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Emergency Medicine Primary207P00000XP6573TX

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 - Emergency Medicine (MA); Practitioner - Emergency Medicine (TX)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients81
Services billed90 across 13 procedure codes
Paid by Medicare$10,155

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year2001
Medicare specialtyEmergency Medicine

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other emergency medicine physicians in Boston

All 558 emergency medicine physicians in Boston · All emergency medicine physicians in Massachusetts