Gefen Psychology PLLC

Primary specialty

PsychologistTaxonomy code 103T00000X

Legal business name

GEFEN PSYCHOLOGY PLLC

Practice address

437 Rockaway Ave Ste 4
Valley Stream, NY 11581-1904

Phone

(347) 688-2855

NPI assigned

Jan 1, 2026

Organization subpart

No

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

Authorized official

Name

Dr. Dalia Rivka Gefen, PH.D.NPI 1043083389

Title

Managing Member/Owner

Phone

(516) 639-3676

Specialties & licenses 1

Addresses

Locations

Practitioners 1

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

• Dalia Gefen, PH.D.

  • Psychologist
  • Valley Stream, NY
  • NPI 1043083389
  NPD (past) Authorized official

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

{
    "created_epoch": "1767225600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1768348800000",
    "number": "1235095324",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "437 ROCKAWAY AVE STE 4",
            "city": "VALLEY STREAM",
            "state": "NY",
            "postal_code": "115811904",
            "telephone_number": "516-639-3676"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "437 ROCKAWAY AVE STE 4",
            "city": "VALLEY STREAM",
            "state": "NY",
            "postal_code": "115811904",
            "telephone_number": "347-688-2855"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GEFEN PSYCHOLOGY PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-01-01",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A",
        "authorized_official_last_name": "GEFEN",
        "authorized_official_first_name": "DALIA",
        "authorized_official_middle_name": "RIVKA",
        "authorized_official_title_or_position": "MANAGING MEMBER/OWNER",
        "authorized_official_telephone_number": "516-639-3676",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "PH.D."
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Psychologist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Gastrocare, Li PC
• Emmanuella Gay
• Armando A Gayas, PT
• July Gaysynsky, M.D.
• Julia Hannah Gbondo
• Dalia Gefen, PH.D.
• Marie N Gelin, M.S.W., L.M.H.C.
• Gella Dignity Care Services
• Corinna M. Geller, SLP
• Natalie Genao

• Psychologist in Valley Stream, NY
• Providers in Valley Stream, NY by specialty
• Psychologist in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 14, 2026; 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.