Individual provider Active NPI

Allison McHugh, SLP

  • Speech-Language Pathologist
  • Seattle, WA
National Provider Identifier
1659839033
Registry record updated Mar 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
LL70046966 Issued in WA
Practice address
1100 9TH Ave
Seattle, WA 98101-2756
Phone
(206) 341-0461
Fax
(206) 233-6472
NPI assigned
Mar 5, 2019
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 3, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X LL70046966 WA Primary
Behavior Technician 106S00000X

Addresses

Primary practice location

1100 9TH Ave
Seattle, WA 98101-2756

Mailing address

PO Box 741515
Los Angeles, CA 90074-1515
Phone (206) 341-0461

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260108004246 WA Practitioner - Qualified Speech Language Pathologist 3870079858 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Qualified Speech Language Pathologist
Education
Other, 2023
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1100 9TH Ave
Seattle, WA 98101-2799

PO Box
Suite 741515
Los Angeles, CA 90074

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
LL70046966WAMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
Virginia Mason Medical Center CurrentSince Jan 19, 2026 Accepting new patients
Virginia Mason Medical Center CurrentSince Jan 19, 2026 Accepting new patients

Locations

380 Winslow Way E
Bainbridge Island, WA 98110
Phone (206) 842-5632

925 Seneca St
Seattle, WA 98101
Phone (206) 341-0860

1100 9th Ave
Seattle, WA 98101
Phone (206) 223-6980

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1551744000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1659839033",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 741515",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900741515",
            "telephone_number": "206-341-0461",
            "fax_number": "206-223-6472"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 9TH AVE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981012756",
            "telephone_number": "206-341-0461",
            "fax_number": "206-233-6472"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCHUGH",
        "first_name": "ALLISON",
        "credential": "SLP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-03-05",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "WA",
            "license": "LL70046966",
            "primary": true
        },
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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 Mar 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.