Individual provider Active NPI

Alexander George Chang, DPT

  • Physical Therapist
  • Costa Mesa, CA
National Provider Identifier
1235892407
Registry record updated Feb 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
PT301008 Issued in CA
Practice address
711 W 17TH St Ste C9
Costa Mesa, CA 92627-4343
Phone
(949) 529-1567
NPI assigned
Oct 14, 2021
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 9, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X PT301008 CA Primary

Addresses

Primary practice location

711 W 17TH St Ste C9
Costa Mesa, CA 92627-4343

Mailing address

21906 Pioneer Blvd
Hawaiian Gardens, CA 90716-1239
Phone (626) 298-5437

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20211222000415 CA Practitioner - Physical Therapist in Private Practice 6305237645 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
California Luna Care Physical Therapy PCGroup PAC ID 9638427834, 769 clinicians
Mobile Therapy Specialists Inc.Group PAC ID 9638594898, 33 clinicians

Practice addresses (Care Compare)

16185 Los Gatos Blvd
Suite 205
Los Gatos, CA 95032-4569
Phone (866) 525-3175

514 8TH St
Huntington Beach, CA 92648-4631
Phone (949) 529-1567

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
PT301008CAMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
California Luna Care Physical Therapy PC Physical Therapist CurrentSince May 9, 2023 Accepting new patients
Einhorn Mandas & Bradley Rehab Inc Physical Therapist CurrentSince Oct 18, 2021 Accepting new patients
Mobile Therapy Specialists Inc CurrentSince Feb 10, 2026 Accepting new patients

Locations

5152 Katella Ave
Ste 106
Los Alamitos, CA 90720
Phone (562) 431-5000

16185 Los Gatos Blvd
Ste 205
Los Gatos, CA 95032
Phone (408) 459-8108

369 San Miguel Dr
Ste 265
Newport Beach, CA 92660
Phone (949) 644-2022

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": "1634169600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770595200000",
    "number": "1235892407",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21906 PIONEER BLVD",
            "city": "HAWAIIAN GARDENS",
            "state": "CA",
            "postal_code": "907161239",
            "telephone_number": "626-298-5437",
            "fax_number": "562-431-4854"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "711 W 17TH ST STE C9",
            "city": "COSTA MESA",
            "state": "CA",
            "postal_code": "926274343",
            "telephone_number": "949-529-1567"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANG",
        "first_name": "ALEXANDER",
        "middle_name": "GEORGE",
        "credential": "DPT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-10-14",
        "last_updated": "2026-02-09",
        "certification_date": "2026-02-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "CA",
            "license": "PT301008",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Costa Mesa, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 9, 2026; 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.