Alex Ngan, MD

Primary specialty

Orthopaedic Surgery of the Spine PhysicianTaxonomy code 207XS0117X

License

A207777 Issued in CA

Practice address

1540 Alcazar St
Los Angeles, CA 90089-0186

Phone

(323) 442-5743

NPI assigned

May 12, 2021

Sex

Male

Sole proprietor

No

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

Not listed in the public Medicare enrollment file

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.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1620777600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782259200000",
    "number": "1083298251",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1540 ALCAZAR ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900890186",
            "telephone_number": "661-363-3099"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1540 ALCAZAR ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900890186",
            "telephone_number": "323-442-5743"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGAN",
        "first_name": "ALEX",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-05-12",
        "last_updated": "2026-06-24",
        "certification_date": "2026-06-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0117X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": "CA",
            "license": "A207777",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Yuen Hung NG, AGACNP
• Yunfai NG, MD
• Chun Ngai
• Venus Simkuen Ngai
• Vincent Ngai
• Amy Ngan, PHARM.D.
• George Gee Sheung Ngan, MD
• Natalie Ngaripin, PAC
• Elizabeth Ngassa, NP
• Leing-Leing Valerie Ngauv

• Orthopaedic Surgery of the Spine Physician in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Orthopaedic Surgery of the Spine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 24, 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.