Alessa Lopez-Castor FNP-C
About this NPIWhat this record shows.
NPI 1285661744 is registered to Alessa Lopez-Castor FNP-C, a Nurse Practitioner practising at 6330 31st Ave Ne Ste 101 in Tulalip, Washington. Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Alessa Lopez-Castor FNP-C has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Source: NPPES public registry.
Medicare enrollment
This provider holds 2 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20140703001586Nurse PractitionerWA
- I20260112003394Nurse PractitionerOR
Source: CMS PECOS public enrollment file.
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 Alessa Lopez-Castor FNP-C accepts. To confirm in-network status with your specific health plan, contact Alessa Lopez-Castor FNP-C directly at (360) 716-2200.
Frequently asked
Yes. NPI 1285661744 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
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 (360) 716-2200.
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. Alessa Lopez-Castor FNP-C is a Type-1 individual NPI.