Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jack Sun, DMD
Dentist in Novato, CA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1285235234
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Registry record
Entity type Individual (Type 1)
Name Dr. Jack Sun
Credential DMD
Sex Male
Practice address 5404 Nave Dr, Novato, CA, 94949
Phone (415) 234-6261
Enumeration date Nov 5, 2020
Last updated in NPPES Nov 5, 2020
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD 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
What is the NPI number for Jack Sun?
The National Provider Identifier (NPI) for Jack Sun is 1285235234, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jack Sun practice?
The practice location on file with NPPES is in Novato, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-11-05.