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KATHERINE YAU, OPTOMETRIST, PLLC
NPI 1649033523
Optometrist in New York, NY

Active since February 02, 2024
1 W 34TH ST STE 402, NEW YORK, NY 10001(212) 213-3737 Get Directions Write a Review

NPPES record last updated: March 11, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 11, 2026, Dec 15, 2025 (2 updates tracked since 2025).

About Katherine Yau, Optometrist, Pllc NPPES

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

KATHERINE YAU, OPTOMETRIST, PLLC (NPI 1649033523), doing business as New York Vision Associates, is a healthcare organization registered as an optometrist in New York, New York and active in the NPI registry since February 2024. The organization maintains 2 additional practice locations and lists Katherine Wong, Owner/optometrist, as its authorized official.

NPPES Registry Identity

NPI1649033523
Entity TypeOrganization
Primary Taxonomy152W00000X
Legal Business NameKATHERINE YAU, OPTOMETRIST, PLLC
Location Address1 W 34TH ST STE 402New York, NY 10001-3011
Mailing Address185 Madison Ave Fl 2New York, NY 10016-0069 · (212) 213-3737 · Fax (212) 213-3787
Phone(212) 213-3737
Organization SubpartNo
Authorized OfficialKatherine WongOwner/optometrist · (212) 213-3737
Enumeration DateFebruary 2, 2024
Last NPPES UpdateMarch 11, 20262 updates tracked since enumeration
NPPES CertifiedMarch 11, 2026
✔ NPI 1649033523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
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.
1 W 34TH ST STE 402, New York, NY 10001
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Other Names 1

Doing Business AsNew York Vision Associates

Secondary Practice Locations 2

Location 11 W 34th St Ste 402New York, NY 10001-3011 · Phone (212) 213-3737 · Fax (212) 213-3787
Location 2185 Madison Ave Fl 2New York, NY 10016-0069 · Phone (212) 213-3737 · Fax (212) 213-3787

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

Other Providers at the Same Location NPPES

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

KATHERINE YAU O.D.
Optometrist
1 W 34TH ST STE 402
NEW YORK, NY 10001
New York County (212) 213-3737

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 Katherine Yau, Optometrist, PLLC's NPI number?

The NPI number for Katherine Yau, Optometrist, PLLC is 1649033523. It was assigned to this organization in the NPPES registry on February 2, 2024. The provider is doing business as New York Vision Associates.

Where is Katherine Yau, Optometrist, PLLC located?

Katherine Yau, Optometrist, PLLC is located at 1 W 34th St Ste 402, New York, NY 10001. The listed phone number is (212) 213-3737.

What is Katherine Yau, Optometrist, PLLC's specialty?

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

When was this NPI record last updated?

The NPPES record for Katherine Yau, Optometrist, PLLC was last updated on March 11, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.