KENNETH ONG CAO OD
NPI 1124515309
Optometrist in Rosemead, CA

Q: What is Kenneth Cao's NPI number?

The NPI number for Kenneth Cao is 1124515309. It was assigned to this individual provider in the NPPES registry on April 13, 2018.

Q: What is Kenneth Cao's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Kenneth Cao was last updated on February 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.

Active since April 13, 2018PECOS Enrolled

9212 VALLEY BLVD, ROSEMEAD, CA 91770(626) 288-2308 Get Directions Write a Review

NPPES record last updated: February 15, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 1, 2020, Dec 12, 2019, Apr 13, 2018 (3 updates tracked since 2018).

On this page

About Kenneth Ong Cao Od NPPES

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

KENNETH ONG CAO OD (NPI 1124515309) is an individual optometrist in Rosemead, California, licensed in California (34145TLG) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124515309

Entity TypeIndividualMale

Primary Taxonomy152W00000X

Provider Legal NameKENNETH ONG CAOCredential: OD

Location Address9212 VALLEY BLVDRosemead, CA 91770-1900

Mailing Address9212 Valley BlvdRosemead, CA 91770-1900 · (626) 288-2308

Phone(626) 288-2308

Sole ProprietorNo

Enumeration DateApril 13, 2018

Last NPPES UpdateFebruary 15, 20263 updates tracked since enumeration

NPPES CertifiedFebruary 15, 2026

✔ NPI 1124515309 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 · 34145TLG

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.

9212 VALLEY BLVD, Rosemead, CA 91770

Open in Google Maps ↗

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 ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kenneth Ong Cao Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91770 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

TRISHA T NGUYEN O.D.

Optometrist

9212 VALLEY BLVD
ROSEMEAD, CA 91770

Los Angeles County (626) 288-2308

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 Kenneth Cao's NPI number?

The NPI number for Kenneth Cao is 1124515309. It was assigned to this individual provider in the NPPES registry on April 13, 2018.

Where is Kenneth Cao located?

Kenneth Cao practices at 9212 Valley Blvd, Rosemead, CA 91770. The listed phone number is (626) 288-2308.

What is Kenneth Cao's specialty?

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

Is Kenneth Cao enrolled in Medicare?

Yes. Kenneth Cao is registered in the Medicare PECOS enrollment system.

What insurance does Kenneth Cao 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 Providence Health Plan list Kenneth Cao 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 Kenneth Cao was last updated on February 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.