Mrs. Sonya Chen-Hsieh MD
About this NPIWhat this record shows.
NPI 1528017894 is registered to Mrs. Sonya Chen-Hsieh MD, a Family Medicine practising at 375 Huntington Dr, Suite G in San Marino, California. Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment. Mrs. Sonya Chen-Hsieh MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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 Mrs. Sonya Chen-Hsieh MD accepts. To confirm in-network status with your specific health plan, contact Mrs. Sonya Chen-Hsieh MD directly at (626) 441-4231.
Frequently asked
Yes. NPI 1528017894 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment.
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 (626) 441-4231.
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. Mrs. Sonya Chen-Hsieh MD is a Type-1 individual NPI.