Esther H Tan O D and Associates LLC

Primary specialty

OptometristTaxonomy code 152W00000X

License

428 Issued in NV

Legal business name

ESTHER H TAN O D AND ASSOCIATES LLC

Practice address

540 Marks St
Ste. 1
Henderson, NV 89014-6654

Phone

(702) 434-2441

Fax

(702) 434-6409

NPI assigned

Mar 17, 2008

Organization subpart

No

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

Authorized official

Name

Esther H TanNPI 1972689099

Title

Owner / Authorized Official

Phone

(702) 434-2441

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NV

Enrollment records 1

Locations

Practitioners 2

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

• Esther H Tan, O.D.

  • Optometrist
  • Henderson, NV
  • NPI 1972689099
  Medicare reassignment Authorized official
• Joseph K. Eng, O.D.

  • Optometrist
  • Las Vegas, NV
  • NPI 1063581056
  NPD (past)

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

{
    "created_epoch": "1205712000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776297600000",
    "number": "1568633642",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10624 S EASTERN AVE STE A-200",
            "city": "HENDERSON",
            "state": "NV",
            "postal_code": "890522982",
            "telephone_number": "702-434-2441",
            "fax_number": "702-434-6409"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "540 MARKS ST",
            "address_2": "STE. 1",
            "city": "HENDERSON",
            "state": "NV",
            "postal_code": "890146654",
            "telephone_number": "702-434-2441",
            "fax_number": "702-434-6409"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6005 S Eastern Ave Ste 100",
            "address_purpose": "LOCATION",
            "city": "Las Vegas",
            "state": "NV",
            "postal_code": "891193135",
            "country_code": "US",
            "telephone_number": "702-435-8448",
            "fax_number": "702-435-8438",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "ESTHER H TAN O D AND ASSOCIATES LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-03-17",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A",
        "authorized_official_last_name": "TAN",
        "authorized_official_first_name": "ESTHER",
        "authorized_official_middle_name": "H",
        "authorized_official_title_or_position": "OWNER / AUTHORIZED OFFICIAL",
        "authorized_official_telephone_number": "702-434-2441"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Optometrist",
            "state": "NV",
            "license": "428",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Essential Clinic LLC
• Essential Clinic LLC
• Christine T Estepa, APRN
• Yael Estersohn
• Esther Estes, MD, MPH
• Susan Estigoy
• Alan Estrada, DMD
• Aylin Estrada
• Haydee Estrada
• Kenneth Estrada, RPH

• Optometrist in Henderson, NV
• Providers in Henderson, NV by specialty
• Optometrist in Nevada

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 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.