Katie Jean Flanigan-Landeros, PSY.D.

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

PSY34992 Issued in CA

Practice address

1849 Sawtelle Blvd Ste 610
Los Angeles, CA 90025-7013

Phone

(310) 425-5950

Fax

(424) 301-7004

NPI assigned

Sep 7, 2017

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

Other names 1

• Dr. Katie Jean Flanigan Professional name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Dr Flanigan Landeros Ocd and Psychological Services Inc

  • Clinical Psychologist
  • Los Angeles, CA
  • NPI 1891582359
  NPD Authorized official
• Crossroads Institute for Psychotherapy and Assessment, Inc

  • Clinical Psychologist
  • Torrance, CA
  • NPI 1831432806
  NPD (past)

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

{
    "created_epoch": "1504742400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789171200000",
    "number": "1003334251",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1849 SAWTELLE BLVD STE 610",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900257013",
            "telephone_number": "310-425-5950",
            "fax_number": "424-301-7004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1849 SAWTELLE BLVD STE 610",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900257013",
            "telephone_number": "310-425-5950",
            "fax_number": "424-301-7004"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FLANIGAN-LANDEROS",
        "first_name": "KATIE",
        "middle_name": "JEAN",
        "name_prefix": "Dr.",
        "credential": "PSY.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-09-07",
        "last_updated": "2026-09-12",
        "certification_date": "2026-09-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "CA",
            "license": "PSY34992",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATIE",
            "last_name": "FLANIGAN",
            "middle_name": "JEAN",
            "prefix": "DR.",
            "credential": "PSY.D.",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

• Ofra Flaks
• Erica Vanessa Flamenco, MSW
• Brandon Flanagan
• Jasmine Elizabeth Flanagan, DVM
• Vonsheena Flanagan
• Kristine Flanigan, PSYD
• Melissa Flanigan, PSYD
• Meghan M Flannery, OTR
• Stephan Leo Flascha, R.PH. -PHARM.D.
• Russell Robinson Flato, M.D.

• Clinical Psychologist in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Clinical Psychologist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 12, 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.