Organization Active NPI

Modern Day Optx LLC

Doing business as EuroOptica

  • Optometrist
  • New York, NY
National Provider Identifier
1639033905
Registry record updated Dec 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
OptometristTaxonomy code 152W00000X
Legal business name
MODERN DAY OPTX LLC
Doing business as
EuroOptica
Practice address
463 Amsterdam Ave
New York, NY 10024-5001
Phone
(212) 439-5179
NPI assigned
Dec 11, 2025
Last updated
Dec 22, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 22, 2025

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

Authorized official

Name
Steven Royzenshteyn
Title
Owner
Phone
(917) 682-3836

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Optometrist 152W00000X NU Primary

Addresses

Primary practice location

463 Amsterdam Ave
New York, NY 10024-5001

Mailing address

463 Amsterdam Ave
New York, NY 10024-5001
Phone (212) 439-5179

Other names 1

  • EuroOptica Doing business as

National Provider Directory

National Provider Directory

Locations

463 Amsterdam Ave
New York, NY 10024
Phone (212) 439-5179

NPI Registry JSON

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

{
    "created_epoch": "1765411200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1766361600000",
    "number": "1639033905",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "463 AMSTERDAM AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100245001",
            "telephone_number": "212-439-5179",
            "fax_number": "212-439-5179"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "463 AMSTERDAM AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100245001",
            "telephone_number": "212-439-5179"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MODERN DAY OPTX LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-12-11",
        "last_updated": "2025-12-22",
        "certification_date": "2025-12-22",
        "status": "A",
        "authorized_official_last_name": "ROYZENSHTEYN",
        "authorized_official_first_name": "STEVEN",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "917-682-3836"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "EuroOptica",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.