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Mr. Marcelinus Onyejiji, NP

Psychiatric/Mental Health Nurse Practitioner in Norwalk, CA · enumerated 2024.

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

National Provider Identifier

1467287714

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Registry record

Entity type Individual (Type 1)
Name Mr. Marcelinus Onyejiji
Credential NP
Sex Male
Practice address 11401 Bloomfield Ave, Norwalk, CA, 90650
Phone (323) 775-7992
Enumeration date Sep 5, 2024
Last updated in NPPES Sep 5, 2024

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95032009 (CA) Primary
NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP 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.

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Frequently asked questions

What is the NPI number for Marcelinus Onyejiji?
The National Provider Identifier (NPI) for Marcelinus Onyejiji is 1467287714, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marcelinus Onyejiji practice?
The practice location on file with NPPES is in Norwalk, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-09-05.