What is Nadezhda Kosanovskaya's NPI number?

Nadezhda Kosanovskaya's National Provider Identifier (NPI) is 1871035675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nadezhda Kosanovskaya's specialty?

Nadezhda Kosanovskaya is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Nadezhda Kosanovskaya located?

Nadezhda Kosanovskaya's practice location on file with NPPES is 15455 65th Ave S, Tukwila, WA 98188-2534.

What is Nadezhda Kosanovskaya's phone number?

The practice phone number listed in the NPPES registry for Nadezhda Kosanovskaya is (206) 721-5170.

Is Nadezhda Kosanovskaya's NPI active?

Yes — Nadezhda Kosanovskaya's NPI (1871035675) is active in the NPPES registry as of the last update on 2019-08-01.

IndividualActive

Nadezhda Kosanovskaya, LMFT, CDPT, CMHS

NPI 1871035675 · Marriage & Family Therapist · Tukwila, WA

Nadezhda Kosanovskaya, LMFT, CDPT, CMHS is a Marriage & Family Therapist provider in Tukwila, WA (NPI 1871035675).

Provider details

NPI number: 1871035675
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: LMFT, CDPT, CMHS
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense LF60849905 (WA)
Behavioral Health & Social Service Providers
Counselor101Y00000X
Behavioral Health & Social Service Providers
Addiction (Substance Use Disorder) Counselor101YA0400XLicense CO60733863 (WA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(74/100 index)

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

Registry tenure38% of score
9 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
4 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.

Practice location

15455 65th Ave S

Tukwila, WA 98188-2534

Phone: (206) 721-5170

Fax: (206) 721-6288

Street-level locationGet directions

More WA providers

Mailing address

Po Box 2429

Longview, WA 98632-8486

Additional practice locations (3)

1600 148th Ave Se Ste a
Bellevue, WA 98007-6852
Phone: (253) 948-2312
10512 Ne 68th St Ste 202
Kirkland, WA 98033-7063
Phone: (253) 948-2312
610 E 57th St
Tacoma, WA 98404-1924
Phone: (253) 948-2312

Enumerated: 2016-11-09
Last updated: 2019-08-01

Frequently asked questions

What is Nadezhda Kosanovskaya's NPI number?: Nadezhda Kosanovskaya's National Provider Identifier (NPI) is 1871035675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Nadezhda Kosanovskaya's specialty?: Nadezhda Kosanovskaya is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Nadezhda Kosanovskaya located?: Nadezhda Kosanovskaya's practice location on file with NPPES is 15455 65th Ave S, Tukwila, WA 98188-2534.
What is Nadezhda Kosanovskaya's phone number?: The practice phone number listed in the NPPES registry for Nadezhda Kosanovskaya is (206) 721-5170.
Is Nadezhda Kosanovskaya's NPI active?: Yes — Nadezhda Kosanovskaya's NPI (1871035675) is active in the NPPES registry as of the last update on 2019-08-01.

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