Jeffrey Kuan-Yu Ko, LCSW

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

120747 Issued in CA

Practice address

4221 Wilshire Blvd Ste 230
Los Angeles, CA 90010-3554

Phone

(213) 441-6780

NPI assigned

Jun 14, 2012

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

State licenses

Practice roles

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.

• Orange County Asian and Pacific Islander Community Alliance, Inc.

  • Voluntary or Charitable Agency
  • Garden Grove, CA
  • NPI 1386784650
  NPD (past)

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

{
    "created_epoch": "1339632000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758672000000",
    "number": "1699037663",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4221 WILSHIRE BLVD STE 230",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900103554",
            "telephone_number": "213-441-6780"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4221 WILSHIRE BLVD STE 230",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900103554",
            "telephone_number": "213-441-6780"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KO",
        "first_name": "JEFFREY",
        "middle_name": "KUAN-YU",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-06-14",
        "last_updated": "2025-09-24",
        "certification_date": "2025-09-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "120747",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hetty Ko, CRNA
• Jaemin Ko, DDS
• James Ko
• Jamie Ko
• Je Deuk Ko, M.D. PH.D.
• Jennifer Ko
• Jin Wook Ko, L.AC.
• Joan Soyoung Ko, M.D.
• Joyce Ko
• Julianna Ko

• 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 Sep 24, 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.