Dr. Nancy Lazarus M.D.
About this NPIWhat this record shows.
NPI 1073598223 is registered to Dr. Nancy Lazarus M.D., a Internal Medicine practising at 150 Muir Rd, Vanchcs in Martinez, California. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Nancy Lazarus M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2005.
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. Nancy Lazarus M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Nancy Lazarus M.D. directly at (707) 437-1800.
Frequently asked
Yes. NPI 1073598223 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 (707) 437-1800.
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. Nancy Lazarus M.D. is a Type-1 individual NPI.