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Alexander Donald Pyden, MD

NPI 1548650971ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Burlington, MA

Pathology, Anatomic Pathology & Clinical Pathology (MD) in Burlington, Massachusetts, trained at Northwestern University Feinberg Medical School (class of 2016). Medicare paid $19,721 for services to 902 patients in 2024.

Overview

NPI1548650971
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJan 22, 2015
Last updated in NPPESJun 9, 2021
Certified by providerJun 9, 2021

Specialties and licenses

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 - Pathology (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients902
Services billed1,462 across 11 procedure codes
Paid by Medicare$19,721

Medicare sources and data years

Education and affiliations

Medical schoolNorthwestern University Feinberg Medical School
Graduation year2016
Medicare specialtyPathology

Medical group

Hospital affiliations

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 pathologists in Burlington

All 23 pathologists in Burlington · All pathologists in Massachusetts