NPIMap

Organization Active NPI

Nicholas Koogler DDS PLLC

Doing business as Cascade Integrative Dentistry

  • General Practice Dentistry
  • Seattle, WA
National Provider Identifier
1053184713
Registry record updated Jul 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
Legal business name
NICHOLAS KOOGLER DDS PLLC
Doing business as
Cascade Integrative Dentistry
Washington Center for Sleep
Practice address
500 E Howell St
Seattle, WA 98122-2140
Phone
(425) 209-0700
Fax
(425) 437-3497
NPI assigned
Nov 3, 2023
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 27, 2026

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

Authorized official

Name
Nicholas James Koogler, DDSNPI 1396180022
Title
Owner
Phone
(206) 324-9877

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice DentistryGroup: 193200000X MULTI-SPECIALTY GROUP 1223G0001X Primary
Customized Equipment (DME) 332BC3200X

Addresses

Primary practice location

500 E Howell St
Seattle, WA 98122-2140

Mailing address

500 E Howell St
Seattle, WA 98122-2140
Phone (206) 324-9877

Other names 2

  • Cascade Integrative Dentistry Doing business as
  • Washington Center for Sleep Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20240202001923 WA DME Supplier - Oral Surgery - Dentist 9335517960 Practice locations: Seattle, WA

Other NPIs with the same Medicare PAC ID 1

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

National Provider Directory

National Provider Directory
Tax ID family
Cascade Integrative Dentistry2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

Practitioners & affiliated clinicians

Practitioners 2

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

NPI Registry JSON

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

{
    "created_epoch": "1698969600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1785110400000",
    "number": "1053184713",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "500 E HOWELL ST",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981222140",
            "telephone_number": "206-324-9877",
            "fax_number": "425-437-3497"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 E HOWELL ST",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981222140",
            "telephone_number": "425-209-0700",
            "fax_number": "425-437-3497"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "NICHOLAS KOOGLER DDS PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-11-03",
        "last_updated": "2026-07-27",
        "certification_date": "2026-07-27",
        "status": "A",
        "authorized_official_last_name": "KOOGLER",
        "authorized_official_first_name": "NICHOLAS",
        "authorized_official_middle_name": "JAMES",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "206-324-9877",
        "authorized_official_credential": "DDS"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Dentist, General Practice",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "332BC3200X",
            "taxonomy_group": "",
            "desc": "Durable Medical Equipment & Medical Supplies, Customized Equipment",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Cascade Integrative Dentistry",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Washington Center for Sleep",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Seattle, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.