Sound Connections, PLLC

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

Legal business name

SOUND CONNECTIONS, PLLC

Practice address

720 Seneca St Ste 107
Seattle, WA 98101-3265

Phone

(206) 944-0374

NPI assigned

Jan 14, 2026

Organization subpart

No

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

Authorized official

Name

Matthew Simpson, LMHCNPI 1609425420

Title

Owner

Phone

(206) 944-0374

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.

• Matthew Simpson, LMHC

  • Mental Health Counselor
  • Bellevue, WA
  • NPI 1609425420
  NPD Authorized official

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

{
    "created_epoch": "1768348800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1768348800000",
    "number": "1194683474",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "720 SENECA ST STE 107",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981013265"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "720 SENECA ST STE 107",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981013265",
            "telephone_number": "206-944-0374"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SOUND CONNECTIONS, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-01-14",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A",
        "authorized_official_last_name": "SIMPSON",
        "authorized_official_first_name": "MATTHEW",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "206-944-0374",
        "authorized_official_credential": "LMHC"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Mental Health Counselor in Seattle, WA
• Providers in Seattle, WA by specialty
• Mental Health Counselor in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 14, 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.