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Andrew Lam, M.D.

NPI 1952375586ActiveIndividual· Ophthalmology· Springfield, MA

Ophthalmology (M.D.) in Springfield, Massachusetts, trained at Perelman School of Med at the University of Pennsylvania (class of 2002). In 2024 Medicare paid $1,563,928 for 818 patients, and Part D covered 268 of their prescriptions, 63% of them generic. Alcon Vision LLC was the largest of 6 companies reporting payments in 2025, $560.06 in all, mostly device and supply loans.

Overview

NPI1952375586
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedFeb 13, 2006
Last updated in NPPESDec 19, 2025
Certified by providerDec 19, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Ophthalmology Primary207W00000X235084MA
Ophthalmology, Retina Specialist207WX0107X235084MA

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 - Ophthalmology (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients818
Services billed22,327 across 39 procedure codes
Paid by Medicare$1,563,928

Part D prescriptions in 2024

Prescriptions (claims)268 · 360 30-day fills
Patients89
Total drug cost$7,970
Generic share63% of claims

Medicare sources and data years

Education and affiliations

Medical schoolPerelman School of Med at the University of Pennsylvania
Graduation year2002
Medicare specialtyOphthalmology

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$560.06 · 9 payments from 6 companies
  • 2024$141.43 · 6 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Long term medical supply or device loan$336.52 · 1 payment
  • Food and Beverage$223.54 · 8 payments

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

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