CENTRAL ORANGE COUNTY OPTOMETRY
NPI 1568208189
Clinic/Center in Tustin, CA

Q: What is Shek On Gun Od Inc's NPI number?

The NPI number for Shek On Gun Od Inc is 1568208189. It was assigned to this organization in the NPPES registry on July 3, 2024. The provider is doing business as Central Orange County Optometry.

Q: What is Shek On Gun Od Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Active since July 03, 2024

528 E 1ST ST STE B, TUSTIN, CA 92780(657) 757-2020 Get Directions Write a Review

NPPES record last updated: August 21, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 21, 2024, Jul 3, 2024 (2 updates tracked since 2024).

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About Central Orange County Optometry NPPES

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

CENTRAL ORANGE COUNTY OPTOMETRY (NPI 1568208189) is a healthcare organization registered as a clinic/center in Tustin, California and active in the NPI registry since July 2024. The organization lists Shek On Gun, President, as its authorized official.

NPPES Registry Identity

NPI1568208189

Entity TypeOrganization

Primary Taxonomy261Q00000X

Legal Business NameSHEK ON GUN OD INC

Location Address528 E 1ST ST STE BTustin, CA 92780-3346

Mailing Address528 E 1st St Ste BTustin, CA 92780-3346 · (657) 757-2020

Phone(657) 757-2020

Organization SubpartNo

Authorized OfficialShek On GunPresident · (657) 757-2020

Enumeration DateJuly 3, 2024

Last NPPES UpdateAugust 21, 20242 updates tracked since enumeration

NPPES CertifiedAugust 21, 2024

✔ NPI 1568208189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities

Taxonomy Code261Q00000X

Definition

A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).

528 E 1ST ST STE B, Tustin, CA 92780

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Other Names 1

Doing Business AsCentral Orange County Optometry

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BlueCross BlueShield of Tennessee.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Central Orange County Optometry is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Central Orange County Optometry, which bills Medicare for the services this clinician delivers.

Clinician (1)

Shek On Gun, OD

Optometry

NPI 1396388906

528 E 1ST ST STE B
Tustin, CA 92780

(657) 757-2020

✔ PECOS0.7 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Shek On Gun Od Inc's NPI number?

The NPI number for Shek On Gun Od Inc is 1568208189. It was assigned to this organization in the NPPES registry on July 3, 2024. The provider is doing business as Central Orange County Optometry.

Where is Shek On Gun Od Inc located?

Shek On Gun Od Inc is located at 528 E 1st St Ste B, Tustin, CA 92780. The listed phone number is (657) 757-2020.

What is Shek On Gun Od Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Is Shek On Gun Od Inc enrolled in Medicare?

Yes. Shek On Gun Od Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Shek On Gun Od Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Shek On Gun Od Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Shek On Gun Od Inc accept?

Health plans from Anthem Blue Cross and Blue Shield and BlueCross BlueShield of Tennessee list Shek On Gun Od Inc 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 Shek On Gun Od Inc was last updated on August 21, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.