Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ruth Sun, DMD
Dentist in Campbell, CA · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1124691951
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Registry record
Entity type Individual (Type 1)
Name Ruth Sun
Credential DMD
Sex Female
Practice address 1930 S Bascom Ave, Campbell, CA, 95008
Phone (408) 963-6120
Enumeration date Jul 20, 2021
Last updated in NPPES Jul 20, 2021
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
Where does Ruth Sun practice?
The practice location on file with NPPES is in Campbell, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ruth Sun?
The National Provider Identifier (NPI) for Ruth Sun is 1124691951, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Mangala Kalandoor Dentist · Campbell, CA NPI 1861560104 Marcus Kai Orthodontics and Dentofacial Orthopedics Dentistry · Campbell, CA NPI 1790816593 Mehi M. Vandi DDS Inc. Dentist · Campbell, CA NPI 1801162987 David Dally Optometrist · Campbell, CA NPI 1023466018 Orchard City Dental Care Dentist · Campbell, CA NPI 1144752155 Tyrone & Dayna Isquirdo Chiropractic Corporation Chiropractor · Campbell, CA NPI 1114687779
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-07-20.