Individual provider Active NPI

Claire Mizraji, OTR/L, OTD

  • Occupational Therapist
  • Los Alamitos, CA
National Provider Identifier
1386440147
Registry record updated Jun 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
27377 Issued in CA
Practice address
4772 Katella Ave Ste 100
Los Alamitos, CA 90720-2681
Phone
(562) 430-8700
NPI assigned
Feb 21, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 26, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapist 225X00000X 27377 CA Primary

Addresses

Primary practice location

4772 Katella Ave Ste 100
Los Alamitos, CA 90720-2681

Mailing address

2775 Mesa Verde Dr E Apt U211
Costa Mesa, CA 92626-5079
Phone (562) 522-8158

Other practice location 1

1200 Quail St Ste 100
Newport Beach, CA 92660-2706
Phone (949) 475-1002

Other practice location 2

16152 Beach Blvd Ste 140
Huntington Beach, CA 92647-3861
Phone (714) 842-6202

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
27377CAMDOccupational Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Hands on Hands Rehabilitation Center, Inc CurrentSince Oct 8, 2020 Accepting new patients
Shattuck Rehabilitation Services Occupational Therapist CurrentSince Feb 23, 2025 Accepting new patients
Ace Consulting Group Occupational Therapist Past Accepting new patients

Locations

16152 Beach Blvd
Ste 140
Huntington Beach, CA 92647
Phone (714) 556-2288

4772 Katella Ave
Ste 100
Los Alamitos, CA 90720
Phone (562) 430-8700

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1740096000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782432000000",
    "number": "1386440147",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2775 MESA VERDE DR E APT U211",
            "city": "COSTA MESA",
            "state": "CA",
            "postal_code": "926265079",
            "telephone_number": "562-522-8158"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4772 KATELLA AVE STE 100",
            "city": "LOS ALAMITOS",
            "state": "CA",
            "postal_code": "907202681",
            "telephone_number": "562-430-8700"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1200 Quail St Ste 100",
            "address_purpose": "LOCATION",
            "city": "Newport Beach",
            "state": "CA",
            "postal_code": "926602706",
            "country_code": "US",
            "telephone_number": "949-475-1002",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "16152 Beach Blvd Ste 140",
            "address_purpose": "LOCATION",
            "city": "Huntington Beach",
            "state": "CA",
            "postal_code": "926473861",
            "country_code": "US",
            "telephone_number": "714-842-6202",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MIZRAJI",
        "first_name": "CLAIRE",
        "credential": "OTR/L, OTD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-02-21",
        "last_updated": "2026-06-26",
        "certification_date": "2026-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "CA",
            "license": "27377",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Alamitos, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 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.