Timothy James Chang, MD, DDS

Primary specialty

Oral and Maxillofacial Surgery (Dentist)Taxonomy code 1223S0112X

License

109540 Issued in CA

Practice address

10833 Le Conte Ave
Los Angeles, CA 90095-3720

Phone

(310) 825-0834

NPI assigned

Mar 9, 2023

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1678320000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789689600000",
    "number": "1497455224",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10833 LE CONTE AVE BOX 951668",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900951668",
            "telephone_number": "310-825-7478"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10833 LE CONTE AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900953720",
            "telephone_number": "310-825-0834"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANG",
        "first_name": "TIMOTHY",
        "middle_name": "JAMES",
        "credential": "MD, DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-03-09",
        "last_updated": "2026-09-18",
        "certification_date": "2026-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "21844",
            "primary": false
        },
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "CA",
            "license": "109540",
            "primary": false
        },
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "CA",
            "license": "109540",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sun Hwa Chang
• Sunny Chang, MD
• Susanna Chang, PHD
• Teresa Chang, O.D.
• Tiffany L Chang, MD
• Timothy Shenkang Chang, M.D., PH.D.
• Tina Chang, DMD MD
• Ting-Ling Chang, DDS
• Todd Pou-Yen Chang, M.D.
• Tracy Chang, LMFT

• Oral and Maxillofacial Surgery (Dentist) in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Oral and Maxillofacial Surgery (Dentist) in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.