WESTLAKE VISION CENTER OPTOMETRY INC, A PROFESSIONAL OPTOMETRIC CORP
NPI 1831527811
Optometrist in Daly City, CA

Q: What is Westlake Vision Center Optometry Inc, A Professional Optometric Corp's specialty?

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

Active since October 29, 2013

326 WESTLAKE CTR, DALY CITY, CA 94015(650) 992-2020(650) 992-1105 Get Directions Write a Review

NPPES record last updated: September 2, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Westlake Vision Center Optometry Inc, A Professional Optometric Corp NPPES

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

WESTLAKE VISION CENTER OPTOMETRY INC, A PROFESSIONAL OPTOMETRIC CORP (NPI 1831527811), doing business as Westlake Vision Center Optometry, is a healthcare organization registered as an optometrist in Daly City, California and active in the NPI registry since October 2013. The organization lists Joann Nomura Yamada, Treasurer, as its authorized official.

NPPES Registry Identity

NPI1831527811

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameWESTLAKE VISION CENTER OPTOMETRY INC, A PROFESSIONAL OPTOMETRIC CORP

Location Address326 WESTLAKE CTRDaly City, CA 94015-1431

Mailing Address326 Westlake CtrDaly City, CA 94015-1431 · (650) 992-2020 · Fax (650) 992-1105

Phone(650) 992-2020

Fax(650) 992-1105

Organization SubpartNo

Authorized OfficialJoann Nomura YamadaTreasurer · (925) 360-1384

Enumeration DateOctober 29, 2013

Last NPPES UpdateSeptember 2, 2025

NPPES CertifiedSeptember 2, 2025

✔ NPI 1831527811 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 · 7392T

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.

326 WESTLAKE CTR, Daly City, CA 94015

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Other Names 1

Doing Business AsWestlake Vision Center Optometry

Other Identifiers 4

Other1639272669Npi

OtherCA123022Ptan

OtherCA123020Ptan

OtherCA122924Ptan

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Westlake Vision Center Optometry Inc, A Professional Optometric Corp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Westlake Vision Center Optometry Inc, A Professional Optometric Corp, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Rosanna Chen, O.D.

Optometry

NPI 1629259726

326 WESTLAKE CTR
Daly City, CA 94015

(650) 992-2020

✔ PECOSSame address

Randy Yamada, O.D.

Optometry

NPI 1639272669

326 WESTLAKE CTR
Daly City, CA 94015

(650) 449-0071

✔ PECOS✔ Accepts MedicareSame address

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 Westlake Vision Center Optometry Inc, A Professional Optometric Corp's NPI number?

The NPI number for Westlake Vision Center Optometry Inc, A Professional Optometric Corp is 1831527811. It was assigned to this organization in the NPPES registry on October 29, 2013. The provider is doing business as Westlake Vision Center Optometry.

Where is Westlake Vision Center Optometry Inc, A Professional Optometric Corp located?

Westlake Vision Center Optometry Inc, A Professional Optometric Corp is located at 326 Westlake Ctr, Daly City, CA 94015. The listed phone number is (650) 992-2020.

What is Westlake Vision Center Optometry Inc, A Professional Optometric Corp's specialty?

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

Is Westlake Vision Center Optometry Inc, A Professional Optometric Corp enrolled in Medicare?

Yes. Westlake Vision Center Optometry Inc, A Professional Optometric Corp is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Westlake Vision Center Optometry Inc, A Professional Optometric Corp?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Optometry, reassign their Medicare billing to Westlake Vision Center Optometry Inc, A Professional Optometric Corp. 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 Westlake Vision Center Optometry Inc, A Professional Optometric Corp was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.