Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Stella S Yiu
Pharmacist in Dumont, NJ · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134402399
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Registry record
Entity type Individual (Type 1)
Name Mrs. Stella S Yiu
Sex Female
Practice address 89 Pleasant St, Dumont, NJ, 07628
Phone (201) 387-0812
Enumeration date Sep 23, 2011
Last updated in NPPES Sep 23, 2011
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Stella Yiu practice?
The practice location on file with NPPES is in Dumont, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Stella Yiu?
The National Provider Identifier (NPI) for Stella Yiu is 1134402399, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-09-23.