Yvonne Ontiveros, LICSW

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

SWI.LW.70029516 Issued in WA

Practice address

2901 NE Blakeley St Ste 3B
Seattle, WA 98105-3168

Phone

(206) 880-1891

NPI assigned

Apr 9, 2015

Sex

Female

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

Locations

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.

• Little Moments PLLC

  • Clinical Social Worker
  • Seattle, WA
  • NPI 1699606210
  NPD Authorized official
• Volunteers of America Inc.

  • Contractor
  • Portland, OR
  • NPI 1376611418
  NPD (past)

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

{
    "created_epoch": "1428537600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781481600000",
    "number": "1760878375",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2901 NE BLAKELEY ST STE 3B",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981053168"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2901 NE BLAKELEY ST STE 3B",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981053168",
            "telephone_number": "206-880-1891"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ONTIVEROS",
        "first_name": "YVONNE",
        "credential": "LICSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-04-09",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "WA",
            "license": "SWI.LW.70029516",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kathryn Idara Onofiok
• Lauren Anne Onofrey, MD
• Julie Onofrio, LMP
• Lisa R. Onstot, RN
• Nissa Ontiveros
• Patrick Onuchukwu
• Dilara Canan Onur, MD, MS
• Ticara Leoni Onyewuenyi, MD, MPH
• Opa Ortho PLLC
• Opal Clinic for Eating Disorders

• Clinical Social Worker in Seattle, WA
• Providers in Seattle, WA by specialty
• Clinical Social Worker in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 15, 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.