Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Justin Michael Chan
Pharmacist in San Ramon, CA · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1235635624
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Registry record
Entity type Individual (Type 1)
Name Justin Michael Chan
Sex Male
Practice address 11440 Windemere Parkway, San Ramon, CA, 94582
Phone (925) 364-6401
Enumeration date Apr 4, 2018
Last updated in NPPES Apr 4, 2018
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
What is the NPI number for Justin Chan?
The National Provider Identifier (NPI) for Justin Chan is 1235635624, a Type 1 (individual) record in the CMS NPPES registry.
Where does Justin Chan practice?
The practice location on file with NPPES is in San Ramon, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-04-04.