Winnie Chao O.D.
About this NPIWhat this record shows.
NPI 1245657188 is registered to Winnie Chao O.D., a Optometrist practising at 3200 Kearney St in Fremont, California. Optometrist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Winnie Chao O.D. has been enumerated in the National Provider Identifier (NPI) registry since 2014.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20160407000648OptometryCA
Source: CMS PECOS public enrollment file.
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 Winnie Chao O.D. accepts. To confirm in-network status with your specific health plan, contact Winnie Chao O.D. directly at (510) 498-2857.
Frequently asked
Yes. NPI 1245657188 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Optometrist 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) 498-2857.
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. Winnie Chao O.D. is a Type-1 individual NPI.