John Yiu (NPI 1740440155) is a Family Medicine, resolved across 4 federal sources. An active OIG exclusion is on record on the federal LEIE as of 2026-06-30. Source and date metadata below is shown where the response supplies it; unavailable dates are labeled.
NPI record questions
Public NPPES answers
These short answers use the public NPPES identity record and the public federal datasets shown below. They are administrative facts only: no derived score, no consumer report, and no patient information.
Are NPI numbers public?
Yes. NPI numbers are public federal identifiers in CMS NPPES. This page shows the public NPPES facts Fonteum has for NPI 1740440155: provider name, entity type, taxonomy, practice location, enumeration date, last-updated date, and source snapshot date. It does not include patient information.
Source:CMS NPPESSnapshot date unavailableWhat does the NPI record show for John Yiu?
John Yiu (NPI 1740440155) appears in CMS NPPES as Family Medicine. NPPES is administrative identity data submitted to CMS by providers and organizations; this page displays the source snapshot date as date unavailable.