OPTOMETRY CORNER
NPI 1720438823
Optometrist in Irvine, CA
About Optometry Corner NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OPTOMETRY CORNER (NPI 1720438823) is a healthcare organization registered as an optometrist in Irvine, California and active in the NPI registry since June 2016. The organization lists Kaiwa Hawkin Lui, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Optometry Corner is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Optometry Corner, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
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 Hawkin Lui, Od, A Professional Corporation's NPI number?
The NPI number for Hawkin Lui, Od, A Professional Corporation is 1720438823. It was assigned to this organization in the NPPES registry on June 20, 2016. The provider is doing business as Optometry Corner.
Where is Hawkin Lui, Od, A Professional Corporation located?
Hawkin Lui, Od, A Professional Corporation is located at 4940 Irvine Blvd Suite 102, Irvine, CA 92620. The listed phone number is (714) 730-9580.
What is Hawkin Lui, Od, A Professional Corporation's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Hawkin Lui, Od, A Professional Corporation enrolled in Medicare?
Yes. Hawkin Lui, Od, A Professional Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Hawkin Lui, Od, A Professional Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Optometry, reassign their Medicare billing to Hawkin Lui, Od, A Professional Corporation. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Hawkin Lui, Od, A Professional Corporation was last updated on June 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Optometry Corner · NPI 1720438823
Optometrist organization in Irvine, California. Organization record, active in the CMS NPPES registry since June 20, 2016.
## Identity
- **NPI:** 1720438823 (Entity type: Organization)
- **Enumerated:** June 20, 2016
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Legal business name:** Hawkin Lui, Od, A Professional Corporation
- **Organization subpart:** No
- **Authorized official:** Kaiwa Lui, PRESIDENT
## Practice location
- **Address:** 4940 IRVINE BLVD, SUITE 102, Irvine, CA 92620-1959
- **Phone:** (714) 730-9580 · **Fax:** (714) 730-9517
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians (Optometry) reassign Medicare billing to this organization (form CMS-855R); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 20, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1720438823) · Data from the CMS NPPES public registry.