What is Mariya Koryachek's NPI number?

Mariya Koryachek's National Provider Identifier (NPI) is 1609706761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mariya Koryachek's specialty?

Mariya Koryachek is listed in the NPPES registry with a primary specialty of Doula (Nursing Service Related Providers).

Where is Mariya Koryachek located?

Mariya Koryachek's practice location on file with NPPES is 17255 135th Ave Ne, Woodinville, WA 98072-5011.

What is Mariya Koryachek's phone number?

The practice phone number listed in the NPPES registry for Mariya Koryachek is (425) 329-5642.

Is Mariya Koryachek's NPI active?

Yes — Mariya Koryachek's NPI (1609706761) is active in the NPPES registry as of the last update on 2026-05-20.

IndividualActive

Mariya Koryachek

NPI 1609706761 · Doula · Woodinville, WA

Mariya Koryachek is a Doula provider in Woodinville, WA (NPI 1609706761).

Provider details

NPI number: 1609706761
Entity type: Individual
Primary specialty: DoulaNursing Service Related Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

DoulaPrimary374J00000X
Nursing Service Related Providers

Profile Score

Basic profile(46/100 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
83% 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

17255 135th Ave Ne

Woodinville, WA 98072-5011

Phone: (425) 329-5642

Street-level locationGet directions

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Mailing address