Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Miss Ann Keiko Johiro, MN, RN, FNP-BC, FNP-

Q: What is the NPI number for Ann Johiro?

The National Provider Identifier (NPI) for Ann Johiro is 1881721306, a Type 1 (individual) record in the CMS NPPES registry.

Family Nurse Practitioner in Los Angeles, CA · enumerated 2007.

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

National Provider Identifier

1881721306

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Registry record

Entity type Individual (Type 1)

Name Miss Ann Keiko Johiro

Credential MN, RN, FNP-BC, FNP-

Sex Female

Practice address 3756 Santa Rosalia Dr, Suite 506, Los Angeles, CA, 90008

Phone (323) 617-5409

Fax (323) 544-6722

Enumeration date Feb 28, 2007

Last updated in NPPES Jul 5, 2016

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4581 (CA) Primary

363LP2300X Primary Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4581 (CA) Secondary

163W00000X Registered Nurse Nursing Service Providers · License 270013 (CA) Secondary

163WC1500X Community Health Registered Nurse Nursing Service Providers · License 39468 (CA) Secondary

RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN credential

Other identifiers

Identifier	Type	State	Issuer
00NP45810	Medicaid	CA	-

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 Ann Johiro?

The National Provider Identifier (NPI) for Ann Johiro is 1881721306, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ann Johiro practice?

The practice location on file with NPPES is in Los Angeles, 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 2016-07-05.