Sunnyside ABA

Primary specialty

Behavior AnalystTaxonomy code 103K00000X

Legal business name

SUNNYSIDE ABA

Practice address

1700 7TH Ave Ste 2100
Seattle, WA 98101-1360

Phone

(503) 908-9699

NPI assigned

Mar 3, 2026

Organization subpart

No

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

Authorized official

Name

Katy Yu, M.ED., BCBANPI 1396108965

Title

Regional Clinical Director

Phone

(503) 908-9699

Specialties & licenses 1

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Katy Yu

  • Behavior Analyst
  • Seattle, WA
  • NPI 1396108965
  NPD Authorized official

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

{
    "created_epoch": "1772496000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1772496000000",
    "number": "1437004694",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1700 7TH AVE STE 2100",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981011360",
            "telephone_number": "503-908-9699"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1700 7TH AVE STE 2100",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981011360",
            "telephone_number": "503-908-9699"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SUNNYSIDE ABA",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-03-03",
        "last_updated": "2026-03-03",
        "certification_date": "2026-02-26",
        "status": "A",
        "authorized_official_last_name": "YU",
        "authorized_official_first_name": "KATY",
        "authorized_official_title_or_position": "REGIONAL CLINICAL DIRECTOR",
        "authorized_official_telephone_number": "503-908-9699",
        "authorized_official_credential": "M.ED., BCBA"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Behavior Analyst",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kijun Sung, PT, DPT
• Sarah Marie Sung, MD
• Cassandra Gabrielle Gozum Sunga, MD
• Rajitha Sunkara, M.D
• Sunny E. Kim DDS PLLC
• Sunnyside Seattle Therapy
• Abby M Sunq, DO
• Sunrise Behavioral Center Inc
• Sunrise Centers
• Sunrise Nutrition, LLC

• Behavior Analyst in Seattle, WA
• Providers in Seattle, WA by specialty
• Behavior Analyst in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 3, 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.