Vivian Huyen Nguyen, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA59227 Issued in CA

Practice address

1799 Hamilton Ave
San Jose, CA 95125-5425

Phone

(888) 530-4415

Fax

(833) 449-4676

NPI assigned

Dec 18, 2020

Sex

Female

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

Enrolled in CA

Eligible to order & refer

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

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: vivian.nguyen.1@17371.direct.athenahealth.com

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.

• Bass Medical Group

  • Obstetrics & Gynecology Physician
  • Walnut Creek, CA
  • NPI 1174253405
  Medicare reassignment NPD
• Albion Medical Partners of California West P C

  • Internal Medicine Physician
  • Cerritos, CA
  • NPI 1073110607
  Medicare reassignment
• Bass Medical Group

  • Orthopaedic Surgery Physician
  • San Ramon, CA
  • NPI 1467329904
  NPD
• Bass Medical Group

  • Specialist
  • Walnut Creek, CA
  • NPI 1154401941
  NPD (past)

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

{
    "created_epoch": "1608249600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784505600000",
    "number": "1811583362",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1799 HAMILTON AVE",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951255425",
            "telephone_number": "888-530-4415"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1799 HAMILTON AVE",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951255425",
            "telephone_number": "888-530-4415",
            "fax_number": "833-449-4676"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "VIVIAN",
        "middle_name": "HUYEN",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-12-18",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA59227",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Virginia Nguyen, PHARMD
• Vivian Nguyen
• Vivian Nguyen, M.A
• Vivian Nguyen, FNP
• Vivian Hai Nguyen, PHARMD
• Vivian Thanh Thao Nguyen
• Vu Anh Nguyen, MD
• Vu Hoang Nguyen, D.O.
• Vuong Anh DO Nguyen, O.D.
• William Nguyen, RN, PNH

• Physician Assistant in San Jose, CA
• Providers in San Jose, CA by specialty
• Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 20, 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.