Allyson Sy Ms, Rd
About this NPIWhat this record shows.
NPI 1831794254 is registered to Allyson Sy Ms, Rd, a Registered Dietitian practising at 2713 S Norfolk St Apt 311 in San Mateo, California. Registered Dietitian is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Allyson Sy Ms, Rd has been enumerated in the National Provider Identifier (NPI) registry since 2020.
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 Allyson Sy Ms, Rd accepts. To confirm in-network status with your specific health plan, contact Allyson Sy Ms, Rd directly at (650) 243-7744.
Frequently asked
Yes. NPI 1831794254 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Dietitian 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 (650) 243-7744.
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. Allyson Sy Ms, Rd is a Type-1 individual NPI.