Dr. Sylvia Friedberg M.D.
About this NPIWhat this record shows.
NPI 1396886925 is registered to Dr. Sylvia Friedberg M.D., a Internal Medicine practising at 281 W Floresta Way in Portola Valley, California. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Sylvia Friedberg M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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 Dr. Sylvia Friedberg M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Sylvia Friedberg M.D. directly at (650) 854-5183.
Frequently asked
Yes. NPI 1396886925 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (650) 854-5183.
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. Dr. Sylvia Friedberg M.D. is a Type-1 individual NPI.