Ms. Mary Ann Villanueva NP
About this NPIWhat this record shows.
NPI 1649588252 is registered to Ms. Mary Ann Villanueva NP, a Adult Health Nurse Practitioner practising at 400 W 30th St in Los Angeles, California. Adult Health Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Ms. Mary Ann Villanueva NP has been enumerated in the National Provider Identifier (NPI) registry since 2010.
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 Ms. Mary Ann Villanueva NP accepts. To confirm in-network status with your specific health plan, contact Ms. Mary Ann Villanueva NP directly at (213) 284-3200.
Frequently asked
Yes. NPI 1649588252 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adult Health Nurse Practitioner 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 (213) 284-3200.
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. Ms. Mary Ann Villanueva NP is a Type-1 individual NPI.