Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Nnennaya Ogbulorie Okoronkwo, PMHNP

Psychiatric/Mental Health Nurse Practitioner in Fontana, CA · enumerated 2018.

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

National Provider Identifier

1710458096

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Registry record

Entity type Individual (Type 1)

Name Mrs. Nnennaya Ogbulorie Okoronkwo

Credential PMHNP

Sex Female

Practice address 9680 Citrus Ave, Fontana, CA, 92335

Phone (909) 357-7600

Fax (909) 357-7649

Enumeration date Dec 11, 2018

Last updated in NPPES Dec 11, 2018

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95010504 (CA) Primary

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 Nnennaya Okoronkwo?

The National Provider Identifier (NPI) for Nnennaya Okoronkwo is 1710458096, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nnennaya Okoronkwo practice?

The practice location on file with NPPES is in Fontana, 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 2018-12-11.