Marcelyn Billy
About this NPIWhat this record shows.
NPI 1538840939 is registered to Marcelyn Billy, a Social Worker practising at 1816 Portofino Dr in Oceanside, California. Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marcelyn Billy has been enumerated in the National Provider Identifier (NPI) registry since 2023.
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 Marcelyn Billy accepts. To confirm in-network status with your specific health plan, contact Marcelyn Billy directly at (760) 433-6361.
Frequently asked
Yes. NPI 1538840939 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Social Worker 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 (760) 433-6361.
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. Marcelyn Billy is a Type-1 individual NPI.