Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William Chen, OD
Optometrist in Pearland, TX · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1831695501
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Registry record
Entity type Individual (Type 1)
Name William Chen
Credential OD
Sex Male
Practice address 1919 N Main St, Pearland, TX, 77581
Phone (832) 328-8554
Enumeration date Apr 2, 2018
Last updated in NPPES Nov 8, 2022
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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 William Chen practice?
The practice location on file with NPPES is in Pearland, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Chen?
The National Provider Identifier (NPI) for William Chen is 1831695501, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-11-08.