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ALISON K. DAY MA, CCC-SLP
NPI 1578593463
Speech-Language Pathologist in Mill Creek, WA

Active since July 04, 2006
16030 BOTHELL- EVERETT HWY, STE 140, MILL CREEK, WA 98012(425) 338-9005(426) 337-0931 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Alison K. Day Ma, Ccc-slp NPPES

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

ALISON K. DAY MA, CCC-SLP (NPI 1578593463) is an individual speech-language pathologist provider in Mill Creek, Washington, licensed in Washington (LL00002956) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1578593463
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameALISON K. DAYCredential: MA, CCC-SLP
Location Address16030 BOTHELL- EVERETT HWY, STE 140Mill Creek, WA 98012-1273
Mailing Address4718 119th Pl SeEverett, WA 98208-9666 · (425) 357-6819
Phone(425) 338-9005
Fax(426) 337-0931
Sole ProprietorNo
Enumeration DateJuly 4, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1578593463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in WA · LL00002956
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.
16030 BOTHELL- EVERETT HWY, STE 140, Mill Creek, WA 98012
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Other Names 1

Former Name (1)Alison Thayer Ma

Other Identifiers 2

Other4025THWA · Regence Pin#
Medicaid8338972WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans.Insurance ›

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 Alison Day's NPI number?

The NPI number for Alison Day is 1578593463. It was assigned to this individual provider in the NPPES registry on July 4, 2006. The provider is also known as Alison Thayer Ma.

Where is Alison Day located?

Alison Day practices at 16030 Bothell- Everett Hwy, Ste 140, Mill Creek, WA 98012. The listed phone number is (425) 338-9005.

What is Alison Day's specialty?

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

What insurance does Alison Day accept?

Health plans from PacificSource Health Plans list Alison Day 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 Alison Day was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.