Louise Ashley Dizon Brennan, OTR/L

Primary specialty

Occupational TherapistTaxonomy code 225X00000X

License

26120 Issued in CA

Practice address

24051 Newhall Ranch Rd
Valencia, CA 91355-5702

Phone

(661) 254-6364

NPI assigned

Feb 27, 2024

Last updated

Jun 2, 2025By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Enrolled in CA

Enrollment records 1

Specialty

Occupational Therapist in Private Practice

Education

Other, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Regents of the University of CaliforniaGroup PAC ID 0547490534, 135 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Regents of the University of California

  dba UCLA Integrated Provider Network

  • Podiatrist
  • Los Angeles, CA
  • NPI 1750723540
  Medicare reassignment Care Compare group NPD
• Kids in Motion Pediatric Therapy

  • Pediatric Occupational Therapist
  • Torrance, CA
  • NPI 1922471358
  NPD
• Kids in Motion Physical Therapy, Inc

  dba Kids in Motion Pediatric Therapy

  • Pediatric Physical Therapist
  • Torrance, CA
  • NPI 1033356597
  NPD
• Regents of the University of California

  dba UCLA Integrated Provider Network

  • Durable Medical Equipment & Medical Supplies
  • Valencia, CA
  • NPI 1285507103
  NPD
• Regents of the University of California

  dba UCLA Ipn Scoi

  • Orthopaedic Surgery Physician
  • Van Nuys, CA
  • NPI 1336615988
  NPD
• California Rehabilitation & Sports Therapy a California Physical Ther

  • Physical Therapy Clinic/Center
  • Camarillo, CA
  • NPI 1669066940
  NPD (past)

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

{
    "created_epoch": "1708992000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748822400000",
    "number": "1881450807",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900455631"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "24051 NEWHALL RANCH RD",
            "city": "VALENCIA",
            "state": "CA",
            "postal_code": "913555702",
            "telephone_number": "661-254-6364"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3460 Torrance Blvd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Torrance",
            "state": "CA",
            "postal_code": "905035812",
            "country_code": "US",
            "telephone_number": "310-371-8555",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BRENNAN",
        "first_name": "LOUISE ASHLEY",
        "middle_name": "DIZON",
        "credential": "OTR/L",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2024-02-27",
        "last_updated": "2025-06-02",
        "certification_date": "2025-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "CA",
            "license": "26120",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Occupational Therapist in Valencia, CA
• Providers in Valencia, CA by specialty
• Occupational Therapist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.