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TAWNYA BROWN GRIEVE
NPI 1871441907
Speech-Language Pathologist in Sammamish, WA

Active since March 16, 2026
2300 228TH AVE SE, SAMMAMISH, WA 98075(425) 837-4100 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Tawnya Brown Grieve NPPES

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

TAWNYA BROWN GRIEVE (NPI 1871441907) is an individual speech-language pathologist provider in Sammamish, Washington, licensed in Washington (70091796) and active in the NPI registry since March 2026. She maintains a secondary practice location in Renton.

NPPES Registry Identity

NPI1871441907
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameTAWNYA BROWN GRIEVE
Location Address2300 228TH AVE SESammamish, WA 98075-9514
Mailing Address569 W Bobier Dr Apt 201Vista, CA 92083-1832
Phone(425) 837-4100
Sole ProprietorNo
Enumeration DateMarch 16, 2026
NPPES CertifiedMarch 16, 2026
✔ NPI 1871441907 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 · 70091796
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.
2300 228TH AVE SE, Sammamish, WA 98075
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Secondary Practice Location 1

Location 114490 168th Ave SERenton, WA 98059-7951 · Phone (425) 837-6900

Other Providers at the Same Location NPPES 2

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

ISSAQUAH SCHOOL DISTRICT
Local Education Agency (LEA)
2300 228TH AVE SE
SAMMAMISH, WA 98075
King County (425) 837-4079
MADELEINE QUINN
Speech-Language Pathologist
2300 228TH AVE SE
SAMMAMISH, WA 98075
King County (425) 837-4069

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 Tawnya Brown Grieve's NPI number?

The NPI number for Tawnya Brown Grieve is 1871441907. It was assigned to this individual provider in the NPPES registry on March 16, 2026.

Where is Tawnya Brown Grieve located?

Tawnya Brown Grieve practices at 2300 228th Ave SE, Sammamish, WA 98075. The listed phone number is (425) 837-4100.

What is Tawnya Brown Grieve's specialty?

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

When was this NPI record last updated?

The NPPES record for Tawnya Brown Grieve was last updated on March 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.