Individual provider Active NPI

Charlene J Nason, LCSW

  • Psychiatric Hospital
  • San Francisco, CA
National Provider Identifier
1831123140
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric HospitalTaxonomy code 283Q00000X
License
LCS10213 Issued in CA
Practice address
401 3Rd St
San Francisco, CA 94107-1214
Phone
(415) 551-7341
Fax
(415) 861-0323
NPI assigned
Jul 10, 2006
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X LCS 10213 CA
Psychiatric Hospital 283Q00000X LCS10213 CA Primary

Addresses

Primary practice location

401 3Rd St
San Francisco, CA 94107-1214

Mailing address

437 Ellsworth St
San Francisco, CA 94110-6025
Phone (415) 551-7341

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

State licenses

LicenseStateTypeSpecialty
LCS 10213CAMDClinical Social Worker
LCS10213CAMDPsychiatric Hospital

NPI Registry JSON

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

{
    "created_epoch": "1152489600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1831123140",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "437 ELLSWORTH ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941106025",
            "telephone_number": "415-551-7341"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 3RD ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941071214",
            "telephone_number": "415-551-7341",
            "fax_number": "415-861-0323"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NASON",
        "first_name": "CHARLENE",
        "middle_name": "J",
        "name_prefix": "Ms.",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-07-10",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "LCS 10213",
            "primary": false
        },
        {
            "code": "283Q00000X",
            "taxonomy_group": "",
            "desc": "Psychiatric Hospital",
            "state": "CA",
            "license": "LCS10213",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.