Chasen Tso

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

Practice address

4521 Sherman Oaks Ave Ste 101
Sherman Oaks, CA 91403-3807

Phone

(424) 261-9444

NPI assigned

Jan 12, 2026

Last updated

Jan 12, 2026By the provider in NPPES

Sex

Male

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1768176000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768176000000",
    "number": "1356209126",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "136 VENTURA AVE",
            "city": "OXNARD",
            "state": "CA",
            "postal_code": "930354591"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4521 SHERMAN OAKS AVE STE 101",
            "city": "SHERMAN OAKS",
            "state": "CA",
            "postal_code": "914033807",
            "telephone_number": "424-261-9444"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TSO",
        "first_name": "CHASEN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-01-12",
        "last_updated": "2026-01-12",
        "certification_date": "2026-01-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Mental Health Counselor in Sherman Oaks, CA
• Providers in Sherman Oaks, CA by specialty
• Mental Health Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 12, 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.