Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Miss Hillary Mennella, DNP, FNP-BC

Family Nurse Practitioner in Norwalk, CA · enumerated 2007 · practices at Cerritos College, Student Health Services.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1578697678

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Registry record

Entity type Individual (Type 1)

Name Miss Hillary Mennella

Credential DNP, FNP-BC

Sex Female

Practice address 11110 Alondra Blvd, Norwalk, CA, 90650

Phone (323) 725-4256

Enumeration date Mar 14, 2007

Last updated in NPPES Jun 18, 2025

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 16472 (CA) Primary

DNP · Doctor of Nursing Practice: A clinical doctorate for advanced practice nurses. About the DNP credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Hillary Mennella?

The National Provider Identifier (NPI) for Hillary Mennella is 1578697678, a Type 1 (individual) record in the CMS NPPES registry.

Where does Hillary Mennella practice?

The practice location on file with NPPES is in Norwalk, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-06-18.