What is Tawnya Brown Grieve's NPI number?

Tawnya Brown Grieve's National Provider Identifier (NPI) is 1871441907, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tawnya Brown Grieve's specialty?

Tawnya Brown Grieve is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Tawnya Brown Grieve located?

Tawnya Brown Grieve's practice location on file with NPPES is 2300 228th Ave Se, Sammamish, WA 98075-9514.

What is Tawnya Brown Grieve's phone number?

The practice phone number listed in the NPPES registry for Tawnya Brown Grieve is (425) 837-4100.

Is Tawnya Brown Grieve's NPI active?

Yes — Tawnya Brown Grieve's NPI (1871441907) is active in the NPPES registry as of the last update on 2026-03-16.

IndividualActive

Tawnya Brown Grieve

NPI 1871441907 · Speech-Language Pathologist · Sammamish, WA

Tawnya Brown Grieve is a Speech-Language Pathologist provider in Sammamish, WA (NPI 1871441907).

Provider details

NPI number: 1871441907
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: No
License: 70091796 (WA)

Practice location

2300 228th Ave Se

Sammamish, WA 98075-9514

Phone: (425) 837-4100

Street-level locationGet directions

More WA providers

Mailing address

569 W Bobier Dr Apt 201

Vista, CA 92083-1832

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000XLicense 70091796 (WA)
Speech, Language and Hearing Service Providers

Additional practice locations (1)

14490 168th Ave Se
Renton, WA 98059-7951
Phone: (425) 837-6900

Profile Score

Established profile(58/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
2 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2026-03-16
Last updated: 2026-03-16
Certified: 2026-03-16

Frequently asked questions

What is Tawnya Brown Grieve's NPI number?: Tawnya Brown Grieve's National Provider Identifier (NPI) is 1871441907, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Tawnya Brown Grieve's specialty?: Tawnya Brown Grieve is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Tawnya Brown Grieve located?: Tawnya Brown Grieve's practice location on file with NPPES is 2300 228th Ave Se, Sammamish, WA 98075-9514.
What is Tawnya Brown Grieve's phone number?: The practice phone number listed in the NPPES registry for Tawnya Brown Grieve is (425) 837-4100.
Is Tawnya Brown Grieve's NPI active?: Yes — Tawnya Brown Grieve's NPI (1871441907) is active in the NPPES registry as of the last update on 2026-03-16.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (1)

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Additional practice locations (1)

Profile Score

Frequently asked questions