Gillian Bieler, LCSW

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

77740 Issued in CA

Practice address

4425 S Central Ave
Los Angeles, CA 90011-3629

Phone

(323) 908-4200

NPI assigned

Nov 29, 2017

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

Not listed in the public Medicare enrollment file

Eligible to order & refer

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

Green means eligible to order or refer.

Specialty

Clinical Social Worker

Education

Other, 2013

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Interoperability endpoints

• Direct secure messaging: guillian.bieler.p1@direct.scfhc.nextgenshare.com

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

{
    "created_epoch": "1511913600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746057600000",
    "number": "1063926913",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4425 S CENTRAL AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900113629",
            "telephone_number": "323-908-4200"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4425 S CENTRAL AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900113629",
            "telephone_number": "323-908-4200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BIELER",
        "first_name": "GILLIAN",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-11-29",
        "last_updated": "2025-05-01",
        "certification_date": "2025-05-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "77740",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Zachary Alexander Manuel Bides, MD
• Nicolette Joanne Bidlingmeyer, LCSW
• Benjamin Bidwell
• Aviva Dunkelman Biederman, M.D.
• Michael Biel, M.S.
• Bien Alternative Healthcare Center Inc.
• Camille M Bien, LMFT
• Sohee Park Bien, ACUPUNCTURIST
• Venice Maylea Bien, NP
• Joel E. Bienenfeld, D.C.

• Clinical Social Worker in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Clinical Social Worker in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 1, 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.