Individual provider Active NPI

Lien Huynh

  • Speech-Language Pathologist
  • San Jose, CA
National Provider Identifier
1346734183
Registry record updated Apr 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
16470 Issued in CA
Practice address
556 N 1St St Ste 201
San Jose, CA 95112-5300
Phone
(408) 384-4993
NPI assigned
Jun 15, 2018
Reactivated
Apr 10, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 10, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X 16470 CA Primary
Behavior Technician 106S00000X

Addresses

Primary practice location

556 N 1St St Ste 201
San Jose, CA 95112-5300

Mailing address

556 N 1St St Ste 201
San Jose, CA 95112-5300
Phone (408) 384-4993

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL www.joyopensdoors.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Joy Opens Doors Speech and Occupational Therapy Inc. Speech-Language Pathologist CurrentSince Feb 6, 2022 Accepting new patients

Locations

556 N 1st St
Ste 201
San Jose, CA 95112
Phone (408) 384-4993

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1529020800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775779200000",
    "number": "1346734183",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "556 N 1ST ST STE 201",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951125300",
            "telephone_number": "408-384-4993"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "556 N 1ST ST STE 201",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951125300",
            "telephone_number": "408-384-4993"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HUYNH",
        "first_name": "LIEN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-06-15",
        "last_updated": "2026-04-10",
        "certification_date": "2022-01-31",
        "deactivation_date": "2024-03-19",
        "reactivation_date": "2026-04-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": "16470",
            "primary": true
        },
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "www.joyopensdoors.com",
            "affiliation": "N",
            "endpointDescription": "website",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "556 N 1st St Ste 201",
            "city": "San Jose",
            "state": "CA",
            "country_code": "US",
            "postal_code": "951125300",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in San Jose, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 10, 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.