Legendary Behavioral Services

Primary specialty

Behavior AnalystTaxonomy code 103K00000X

Legal business name

LEGENDARY BEHAVIORAL SERVICES

Practice address

1744 E Thackery St
West Covina, CA 91791-3137

Phone

(323) 943-4400

NPI assigned

Nov 15, 2024

Organization subpart

No

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

Authorized official

Name

Jack LopezNPI 1740827195

Title

Bcba/Clinical Director

Phone

(323) 943-4400

Specialties & licenses 1

Addresses

Other names 1

• Legendary Behavioral Services Doing business as

Practitioners 2

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

• Jack Lopez, BCBA

  • Behavior Analyst
  • West Covina, CA
  • NPI 1740827195
  NPD Authorized official
• Yvonne Medina, BCBA

  • Behavior Analyst
  • Los Angeles, CA
  • NPI 1902446263
  NPD (past)

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

{
    "created_epoch": "1731628800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1747094400000",
    "number": "1477378461",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1050 LAKES DR #225",
            "address_2": "PMB #3097",
            "city": "WEST COVINA",
            "state": "CA",
            "postal_code": "91790"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1744 E THACKERY ST",
            "city": "WEST COVINA",
            "state": "CA",
            "postal_code": "917913137",
            "telephone_number": "323-943-4400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "LEGENDARY BEHAVIORAL SERVICES",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-11-15",
        "last_updated": "2025-05-13",
        "certification_date": "2025-05-13",
        "status": "A",
        "authorized_official_last_name": "LOPEZ",
        "authorized_official_first_name": "JACK",
        "authorized_official_title_or_position": "BCBA/CLINICAL DIRECTOR",
        "authorized_official_telephone_number": "323-943-4400"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Behavior Analyst",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Legendary Behavioral Services",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Legendary Behavioral Services",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Stacy Tian-Yu Lee, DO
• Stephanie Kathy Lee
• Thomas T Lee, D.C.
• Tiffany Lee
• Ellen Sue Lefkowitz, DDS
• Curtis Scott Lehmann, PH.D.
• Alyssa Lehotan
• Haoyu Lei, DO
• Dora Leon
• Hannah Leone, PA-C

• Behavior Analyst in West Covina, CA
• Providers in West Covina, CA by specialty
• Behavior Analyst in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 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.