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Steven Barry Kupferman, DMD, MD

NPI 1851597991ActiveIndividual· Surgery· Los Angeles, CA

Opted out of Medicare from June 2016 to June 2028. Surgery (DMD, MD) in Los Angeles, California, licensed in CA, with an NPI issued in June 2007. Part D covered 120 prescriptions written in 2024, 100% of them generic. Stryker Corporation was the largest of 4 companies reporting payments in 2025, $251.89 in all, mostly food and beverage.

Overview

NPI1851597991
StatusActive
Entity typeIndividual
CredentialDMD, MD
Sole proprietorNo
NPI issuedJun 25, 2007
Last updated in NPPESMay 6, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Surgery Primary208600000XA97977CA
Dentist, Oral and Maxillofacial Surgery1223S0112X50071CA

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)Not in the public enrollment file of Oct 1, 2026
Opt-outOpted out Jun 27, 2016 – Jun 27, 2028
Can order and referYes

During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.

Part D prescriptions in 2024

Prescriptions (claims)120 · 131 30-day fills
Patients45
Total drug cost$651.71
Generic share100% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$251.89 · 5 payments from 4 companies
  • 2024$308.78 · 4 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Stryker Corporation$108.692
Straumann USA LLC$67.981
Kls-Martin L.P.$42.321
Henry Schein, Inc.$32.901

What the 2025 payments were for

  • Food and Beverage$251.89 · 5 payments

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

Other general surgeons in Los Angeles

All 359 general surgeons in Los Angeles · All general surgeons in California