NPI Lens

John Choongwha Kang, M.D.

NPI 1669531463ActiveIndividual· Surgery· Los Angeles, CA

Surgery (M.D.) in Los Angeles, California, licensed in CA, with an NPI issued in December 2006. Part D covered 297 prescriptions written in 2024, 88% of them generic. Shield Therapeutics Inc was the largest of 4 companies reporting payments in 2025, $134.85 in all, mostly food and beverage.

Overview

NPI1669531463
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedDec 7, 2006
Last updated in NPPESSep 10, 2014

Specialties and licenses

TaxonomyCodeLicenseState
Surgery Primary208600000XA84086CA
Surgery, Surgical Oncology2086X0206XA84086CA

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 - General Surgery (CA)

Part D prescriptions in 2024

Prescriptions (claims)297 · 662 30-day fills
Patients100
Total drug cost$28,056
Generic share88% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$134.85 · 6 payments from 4 companies
  • 2024$25.27 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Shield Therapeutics Inc$49.882
Pfizer Inc.$37.342
Redhill Biopharma Inc.$26.041
Novo Nordisk Inc$21.591

What the 2025 payments were for

  • Food and Beverage$134.85 · 6 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