ALLISON MCHUGH SLP
NPI 1659839033
Speech-Language Pathologist in Seattle, WA

Q: What is Allison Mchugh's NPI number?

The NPI number for Allison Mchugh is 1659839033. It was assigned to this individual provider in the NPPES registry on March 5, 2019.

Q: What is Allison Mchugh's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Q: When was this NPI record last updated?

The NPPES record for Allison Mchugh was last updated on March 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 05, 2019

1100 9TH AVE, SEATTLE, WA 98101(206) 341-0461(206) 233-6472 Get Directions Write a Review

NPPES record last updated: March 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 3, 2026, Mar 5, 2019 (2 updates tracked since 2019).

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About Allison Mchugh Slp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALLISON MCHUGH SLP (NPI 1659839033) is an individual speech-language pathologist provider in Seattle, Washington, licensed in Washington (LL70046966) and active in the NPI registry since March 2019. She is a graduate of Other (2023).

NPPES Registry Identity

NPI1659839033

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameALLISON MCHUGHCredential: SLP

Location Address1100 9TH AVESeattle, WA 98101-2756

Mailing AddressPo Box 741515Los Angeles, CA 90074-1515 · (206) 341-0461 · Fax (206) 223-6472

Phone(206) 341-0461

Fax(206) 233-6472

Sole ProprietorYes

Medical School CMSOtherGraduated 2023

Enumeration DateMarch 5, 2019

Last NPPES UpdateMarch 3, 20262 updates tracked since enumeration

NPPES CertifiedMarch 3, 2026

✔ NPI 1659839033 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers

Taxonomy Code235Z00000X

License✔ Licensed in WA · LL70046966

Definition

The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

Also ListedBehavior TechnicianTaxonomy 106S00000X

1100 9TH AVE, Seattle, WA 98101

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Allison Mchugh Slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3870079858

PECOS Enrollment IDI20260108004246

Medicare Billing Reassignment

Medicare enrollment records show Allison Mchugh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Virginia Mason Medical Center

Same address

Gastroenterology

1100 9TH AVE
Seattle, WA 98101

Reassigned Medicare billing, Washington enrollment
1,021 clinicians in this Medicare group

NPI 1003970989 (206) 223-6600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JACLYN ANN SUBKOVIAK OT

Occupational Therapist

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 341-0461

MARCIE G HUME PHARM.D.

Pharmacist

1100 9TH AVE, MS C3-PO
SEATTLE, WA 98101

King County (206) 223-6877

DR. VINAY GUPTA MD

Internal Medicine (Critical Care Medicine)

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6980

MARY JO BUKOVIC CCP

Contractor

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

PEGAH SAFAEIAN D.O.

Physical Medicine & Rehabilitation

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

MRS. GENEVIEVE HOUDET-COTE SLP

Speech-Language Pathologist

1100 9TH AVE, MS:H4-PMR
SEATTLE, WA 98101

King County (206) 341-0461

ROBERT DALE MCCLURE MD

Surgery

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

VIRGINIA MASON MEDICAL CENTER

Internal Medicine (Gastroenterology)

1100 9TH AVE
SEATTLE, WA 98101

King County (206) 223-6600

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Allison Mchugh's NPI number?

The NPI number for Allison Mchugh is 1659839033. It was assigned to this individual provider in the NPPES registry on March 5, 2019.

Where is Allison Mchugh located?

Allison Mchugh practices at 1100 9th Ave, Seattle, WA 98101. The listed phone number is (206) 341-0461.

What is Allison Mchugh's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Allison Mchugh enrolled in Medicare?

Yes. Allison Mchugh is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Allison Mchugh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Allison Mchugh reassigns Medicare benefits to Virginia Mason Medical Center (Seattle, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Allison Mchugh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Allison Mchugh accept?

Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Allison Mchugh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Allison Mchugh was last updated on March 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.