Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Fred Ou-Yang, DDS
Dentist in San Leandro, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1316033285
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Registry record
Entity type Individual (Type 1)
Name Fred Ou-Yang
Credential DDS
Sex Male
Practice address 2361 Riverside Ct, San Leandro, CA, 94579
Phone (510) 351-6986
Enumeration date Oct 5, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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 Fred Ou-Yang practice?
The practice location on file with NPPES is in San Leandro, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Fred Ou-Yang?
The National Provider Identifier (NPI) for Fred Ou-Yang is 1316033285, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.