Yoon San Chai
About this NPIWhat this record shows.
NPI 1730027954 is registered to Yoon San Chai, a Registered Nurse practising at 612 Mariposa Ave Apt 201 in Oakland, California. Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Yoon San Chai has been enumerated in the National Provider Identifier (NPI) registry since 2026.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Yoon San Chai accepts. To confirm in-network status with your specific health plan, contact Yoon San Chai directly at (510) 388-2694.
Frequently asked
Yes. NPI 1730027954 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (510) 388-2694.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Yoon San Chai is a Type-1 individual NPI.