NPI Lens

Eva Y. Chan, M.D.

NPI 1508953894ActiveIndividual· Pediatrics· West Covina, CA

Pediatrics (M.D.) in West Covina, California, licensed in CA, with an NPI issued in October 2006. Part D covered 18 prescriptions written in 2024, 94% of them generic. Merck Sharp & Dohme LLC was the largest of 5 companies reporting payments in 2025, $179.48 in all, mostly food and beverage.

Overview

NPI1508953894
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedOct 6, 2006
Last updated in NPPESJul 21, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Pediatrics Primary208000000XA48559CA

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)18 · 24 30-day fills
Total drug cost$315.12
Generic share94% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$179.48 · 8 payments from 5 companies
  • 2024$102.59 · 4 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Merck Sharp & Dohme LLC$74.883
Glaxosmithkline, LLC.$50.822
Cranial Technologies, Inc$22.451
Acadia Pharmaceuticals Inc$21.331
Organon LLC$10.001

What the 2025 payments were for

  • Food and Beverage$179.48 · 8 payments

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

Other pediatricians in West Covina

All 27 pediatricians in West Covina · All pediatricians in California