Hannah El-Sayed

Primary specialty

Assistant Behavior AnalystTaxonomy code 106E00000X

Practice address

4688 Ontario Mills Pkwy
Ontario, CA 91764-5104

Phone

(714) 834-1111

NPI assigned

Nov 6, 2026

Last updated

Nov 6, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1793923200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1793923200000",
    "number": "1730089418",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4688 ONTARIO MILLS PKWY",
            "city": "ONTARIO",
            "state": "CA",
            "postal_code": "917645104",
            "telephone_number": "714-834-1111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4688 ONTARIO MILLS PKWY",
            "city": "ONTARIO",
            "state": "CA",
            "postal_code": "917645104",
            "telephone_number": "714-834-1111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "EL-SAYED",
        "first_name": "HANNAH",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-11-06",
        "last_updated": "2026-11-06",
        "certification_date": "2026-11-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106E00000X",
            "taxonomy_group": "",
            "desc": "Assistant Behavior Analyst",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Assistant Behavior Analyst in Ontario, CA
• Providers in Ontario, CA by specialty
• Assistant Behavior Analyst in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.