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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. ALAN MASAAKI OOKA APRN, BC, P-MHNP
NPI 1114924230
Nurse Practitioner - Psychiatric/Mental Health in Laguna Hills, CA

Active since July 05, 2005
23521 PASEO DE VALENCIA, SUITE 206A, LAGUNA HILLS, CA 92653(949) 768-6845(949) 768-5124 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Alan Masaaki Ooka Aprn, Bc, P-mhnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. ALAN MASAAKI OOKA APRN, BC, P-MHNP (NPI 1114924230) is an individual psychiatric/mental health provider in Laguna Hills, California, licensed in California (RN 562338) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1114924230
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameMR. ALAN MASAAKI OOKACredential: APRN, BC, P-MHNP
Location Address23521 PASEO DE VALENCIA, SUITE 206ALaguna Hills, CA 92653-3107
Mailing Address41 Glenalmond LnLadera Ranch, CA 92694-0910 · (310) 621-7359
Phone(949) 768-6845
Fax(949) 768-5124
Sole ProprietorNo
Enumeration DateJuly 5, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1114924230 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in CA · RN 562338
23521 PASEO DE VALENCIA, Laguna Hills, CA 92653
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VERONICA MUNOZ MT
Massage Therapist
23521 PASEO DE VALENCIA, SUITE B7
LAGUNA HILLS, CA 92653
Orange County (949) 597-0007
LIDO CHEN, M.D. INC
Specialist
23521 PASEO DE VALENCIA, SUITE 204
LAGUNA HILLS, CA 92653
Orange County (949) 458-2026
DR. JORGE A RIVERO MD
Family Medicine (Geriatric Medicine)
23521 PASEO DE VALENCIA, SUITE 108
LAGUNA HILLS, CA 92653
Orange County (949) 588-7262
DR. CHI-WHEI LIN M.D.
Internal Medicine
23521 PASEO DE VALENCIA, SUITE 310
LAGUNA HILLS, CA 92653
Orange County (949) 716-4555
MRS. ELIZABETH ORRAS MFT
Marriage & Family Therapist
23521 PASEO DE VALENCIA, 206A
LAGUNA HILLS, CA 92653
Orange County (949) 768-6845
DR. PETER NADER ABAS D.D.S.
Dentist (General Practice)
23521 PASEO DE VALENCIA, SUITE 112
LAGUNA HILLS, CA 92653
Orange County (949) 586-1127
HOMER KAM YUN LEW D.O.
Internal Medicine
23521 PASEO DE VALENCIA, SUITE 108
LAGUNA HILLS, CA 92653
Orange County (949) 588-7262
MRS. GINA MARIE ROSS PTA
Physical Therapy Assistant
23521 PASEO DE VALENCIA, SUITE B15
LAGUNA HILLS, CA 92653
Orange County (949) 597-0007

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alan Ooka's NPI number?

The NPI number for Alan Ooka is 1114924230. It was assigned to this individual provider in the NPPES registry on July 5, 2005.

Where is Alan Ooka located?

Alan Ooka practices at 23521 Paseo De Valencia Suite 206A, Laguna Hills, CA 92653. The listed phone number is (949) 768-6845.

What is Alan Ooka's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Alan Ooka was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.