Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Megan Tsiu
Optometrist in West Covina, CA · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1689478471
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Registry record
Entity type Individual (Type 1)
Name Megan Tsiu
Sex Female
Practice address 1832 Jessica Ct, West Covina, CA, 91792
Phone (626) 833-4701
Enumeration date Apr 2, 2025
Last updated in NPPES Sep 9, 2026
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 Megan Tsiu practice?
The practice location on file with NPPES is in West Covina, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Megan Tsiu?
The National Provider Identifier (NPI) for Megan Tsiu is 1689478471, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-09-09.