Krystal Diem Trang Nguyen, O.D.

Primary specialty

OptometristTaxonomy code 152W00000X

License

14047 Issued in CA

Practice address

4281 W 3Rd St
Los Angeles, CA 90020

Phone

(213) 383-0383

Fax

(213) 383-3858

NPI assigned

Oct 4, 2010

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

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

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

{
    "created_epoch": "1286150400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753401600000",
    "number": "1073822359",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4281 W 3RD ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900203448",
            "telephone_number": "213-383-0383",
            "fax_number": "213-383-3858"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4281 W 3RD ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "90020",
            "telephone_number": "213-383-0383",
            "fax_number": "213-383-3858"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "KRYSTAL",
        "middle_name": "DIEM TRANG",
        "name_prefix": "Dr.",
        "credential": "O.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2010-10-04",
        "last_updated": "2025-07-25",
        "certification_date": "2025-07-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "CA",
            "license": "14047",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kimanh Duong Nguyen, M.D.
• Kirsten Nguyen
• Kristin Janvier Nguyen, OTR/L
• Kristy Tram Nguyen
• Krystal Nguyen
• Kyle Dinh Nguyen, RN
• Lan Nguyen
• Lauren Nguyen, PA-C
• Lawrence Nguyen, M.D.
• Leigh Anh N Nguyen, PHARM.D.

• Optometrist in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Optometrist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 25, 2025; 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.