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CATHY ONG O.D.
NPI 1801123518
Optometrist in Tustin, CA

Active since November 17, 2009
15501 SONORA ST, TUSTIN, CA 92782(949) 654-2066 Get Directions Write a Review

NPPES record last updated: November 17, 2009. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Cathy Ong O.d. NPPES

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

CATHY ONG O.D. (NPI 1801123518) is an individual optometrist in Tustin, California, licensed in California (13872) and active in the NPI registry since November 2009.

NPPES Registry Identity

NPI1801123518
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameCATHY ONGCredential: O.D.
Location Address15501 SONORA STTustin, CA 92782-1937
Mailing Address15501 Sonora StTustin, CA 92782-1937 · (949) 654-2066
Phone(949) 654-2066
Sole ProprietorYes
Enumeration DateNovember 17, 2009
✔ NPI 1801123518 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in CA · 13872
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
15501 SONORA ST, Tustin, CA 92782
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

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 Cathy Ong's NPI number?

The NPI number for Cathy Ong is 1801123518. It was assigned to this individual provider in the NPPES registry on November 17, 2009.

Where is Cathy Ong located?

Cathy Ong practices at 15501 Sonora St, Tustin, CA 92782. The listed phone number is (949) 654-2066.

What is Cathy Ong's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

What insurance does Cathy Ong accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and HealthPartners list Cathy Ong as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Cathy Ong was last updated on November 17, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.