Ruth Castillo De Guzman RN
About this NPIWhat this record shows.
NPI 1174763734 is registered to Ruth Castillo De Guzman RN, a Registered Nurse practising at 37 Pinnacle Dr in Port Jefferson, New York. Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Ruth Castillo De Guzman RN has been enumerated in the National Provider Identifier (NPI) registry since 2009.
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 Ruth Castillo De Guzman RN accepts. To confirm in-network status with your specific health plan, contact Ruth Castillo De Guzman RN directly at (631) 828-1150.
Frequently asked
Yes. NPI 1174763734 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
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 (631) 828-1150.
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. Ruth Castillo De Guzman RN is a Type-1 individual NPI.