Nanci Williams
About this NPIWhat this record shows.
NPI 1386575777 is registered to Nanci Williams, a Emergency Registered Nurse practising at 401 Bicentennial Way in Santa Rosa, California. Emergency Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Nanci Williams 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 Nanci Williams accepts. To confirm in-network status with your specific health plan, contact Nanci Williams directly at (707) 393-3309.
Frequently asked
Yes. NPI 1386575777 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Emergency 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 (707) 393-3309.
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. Nanci Williams is a Type-1 individual NPI.