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Winston C. Kwa, M.D.

NPI 1427156967ActiveIndividual· Internal Medicine· New York, NY

Internal Medicine (M.D.) in New York, New York, licensed in NY, with an NPI issued in September 2006. Part D covered 205 prescriptions written in 2024, 64% of them generic. Optinose US, Inc. was the largest of 3 companies reporting payments in 2025, $499.23 in all, mostly food and beverage.

Overview

NPI1427156967
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedSep 20, 2006
Last updated in NPPESJul 8, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X232602NY

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

Part D prescriptions in 2024

Prescriptions (claims)205 · 329 30-day fills
Patients50
Total drug cost$24,134
Generic share64% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$499.23 · 12 payments from 3 companies
  • 2024$240.07 · 11 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Optinose US, Inc.$316.775
Astrazeneca Pharmaceuticals LP$157.516
Glaxosmithkline, LLC.$24.951

What the 2025 payments were for

  • Food and Beverage$499.23 · 12 payments

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

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