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Karim Etienne Abou-Nassar, MD

NPI 1366770745ActiveIndividual· Internal Medicine, Hematology & Oncology· Boston, MA

Internal Medicine, Hematology & Oncology (MD) in Boston, Massachusetts, licensed in MA, with an NPI issued in November 2009.

Overview

NPI1366770745
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedNov 24, 2009
Last updated in NPPESNov 24, 2009

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Hematology & Oncology Primary207RH0003X241886MA

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)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

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