Katherine Yau, Optometrist, PLLC

Primary specialty

OptometristTaxonomy code 152W00000X

Legal business name

KATHERINE YAU, OPTOMETRIST, PLLC

Practice address

1 W 34TH St Ste 402
New York, NY 10001-3011

Phone

(212) 213-3737

NPI assigned

Feb 2, 2024

Organization subpart

No

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name

Dr. Katherine Wong, OD

Title

Owner/Optometrist

Phone

(212) 213-3737

Specialties & licenses 1

Addresses

Other names 1

• New York Vision Associates Doing business as

Medicare fee-for-service enrollment

Enrolled in NY

Enrollment records 1

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Katherine Yau, O.D.

  • Optometrist
  • New York, NY
  • NPI 1720376056
  Medicare reassignment NPD

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1706832000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1773187200000",
    "number": "1649033523",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "185 MADISON AVE FL 2",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100160069",
            "telephone_number": "212-213-3737",
            "fax_number": "212-213-3787"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 W 34TH ST STE 402",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100013011",
            "telephone_number": "212-213-3737"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "185 Madison Ave Fl 2",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100160069",
            "country_code": "US",
            "telephone_number": "212-213-3737",
            "fax_number": "212-213-3787",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1 W 34th St Ste 402",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100013011",
            "country_code": "US",
            "telephone_number": "212-213-3737",
            "fax_number": "212-213-3787",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "KATHERINE YAU, OPTOMETRIST, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-02-02",
        "last_updated": "2026-03-11",
        "certification_date": "2026-03-11",
        "status": "A",
        "authorized_official_last_name": "WONG",
        "authorized_official_first_name": "KATHERINE",
        "authorized_official_title_or_position": "OWNER/OPTOMETRIST",
        "authorized_official_telephone_number": "212-213-3737",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "OD"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Optometrist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "New York Vision Associates",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Katherine Casey LCSW LLC
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• Katherine Mazza Psychotherapy
• Katherine Sullivan, PH.D., Psychology, PLLC
• Krishna Kathir, MD
• Kathrithamby Sellamuttu Kathirithamby, M.D.
• Kathleen Brown LCSW PC
• Kathleen Vine MD PC
• Kusum Kathpalia, M.D.

• Optometrist in New York, NY
• Providers in New York, NY by specialty
• Optometrist in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 11, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.