What is Margaret Mcewen's NPI number?

Margaret Mcewen's National Provider Identifier (NPI) is 1548503857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Margaret Mcewen's specialty?

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

Where is Margaret Mcewen located?

Margaret Mcewen's practice location on file with NPPES is 301 Central Ave E, Tenino, WA 98589-8724.

What is Margaret Mcewen's phone number?

The practice phone number listed in the NPPES registry for Margaret Mcewen is (360) 264-3408.

Is Margaret Mcewen's NPI active?

Yes — Margaret Mcewen's NPI (1548503857) is active in the NPPES registry as of the last update on 2013-04-04.

IndividualActive

Margaret Mcewen

NPI 1548503857 · Speech-Language Pathologist · Tenino, WA

Margaret Mcewen is a Speech-Language Pathologist provider in Tenino, WA (NPI 1548503857).

Provider details

NPI number: 1548503857
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: No
License: 317607J (WA)

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000XLicense 317607J (WA)
Speech, Language and Hearing Service Providers

Profile Score

Detailed profile(78/100 index)

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

Registry tenure38% of score
13 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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.

Practice location

301 Central Ave E

301 Old Hwy 99 N

Tenino, WA 98589-8724

Phone: (360) 264-3408

Fax: (360) 264-3438

Street-level locationGet directions

More WA providers

Mailing address

301 Old Highway 99 Se

Tenino, WA 98589-9370

Enumerated: 2013-04-04
Last updated: 2013-04-04

Frequently asked questions

What is Margaret Mcewen's NPI number?: Margaret Mcewen's National Provider Identifier (NPI) is 1548503857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Margaret Mcewen's specialty?: Margaret Mcewen is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Margaret Mcewen located?: Margaret Mcewen's practice location on file with NPPES is 301 Central Ave E, Tenino, WA 98589-8724.
What is Margaret Mcewen's phone number?: The practice phone number listed in the NPPES registry for Margaret Mcewen is (360) 264-3408.
Is Margaret Mcewen's NPI active?: Yes — Margaret Mcewen's NPI (1548503857) is active in the NPPES registry as of the last update on 2013-04-04.

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