Vivian Hye-in CHI, DO

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

16782 Von Karman Ave Ste 11
Irvine, CA 92606-2417

Phone

(949) 833-2237

NPI assigned

Mar 19, 2019

Reactivated

Jul 22, 2025

Last updated

Jan 7, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Doctor of Osteopathy

Interoperability endpoints

• Direct secure messaging: vivian.chi.1@28334.direct.athenahealth.com

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

{
    "created_epoch": "1552953600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767744000000",
    "number": "1932668837",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1401 S GRAND AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900153010",
            "telephone_number": "213-743-7300",
            "fax_number": "213-741-1423"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16782 VON KARMAN AVE STE 11",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926062417",
            "telephone_number": "949-833-2237"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1401 S Grand Ave",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900153010",
            "country_code": "US",
            "telephone_number": "213-743-7300",
            "fax_number": "213-741-1423",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHI",
        "first_name": "VIVIAN",
        "middle_name": "HYE-IN",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-19",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "deactivation_date": "2025-03-31",
        "reactivation_date": "2025-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Stacy Chia
• Jack C Chiang, D.D.S.
• Jenny Chiang

• Student in an Organized Health Care Education/Training Program in Irvine, CA
• Providers in Irvine, CA by specialty
• Student in an Organized Health Care Education/Training Program in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 7, 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.