What is Nicole Mazen's NPI number?

Nicole Mazen's National Provider Identifier (NPI) is 1558793919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nicole Mazen's specialty?

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

Where is Nicole Mazen located?

Nicole Mazen's practice location on file with NPPES is 8245 20th Ave Ne, Seattle, WA 98115-4407.

What is Nicole Mazen's phone number?

The practice phone number listed in the NPPES registry for Nicole Mazen is (206) 659-7708.

Is Nicole Mazen's NPI active?

Yes — Nicole Mazen's NPI (1558793919) is active in the NPPES registry as of the last update on 2013-08-07.

IndividualActive

Nicole Mazen, LMFT

NPI 1558793919 · Marriage & Family Therapist · Seattle, WA

Nicole Mazen, LMFT is a Marriage & Family Therapist provider in Seattle, WA (NPI 1558793919).

Provider details

NPI number: 1558793919
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: LMFT
Sex: Female
Sole proprietor: No
License: LF60319577 (WA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense LF60319577 (WA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(77/100 index)

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

Registry tenure38% of score
12 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

8245 20th Ave Ne

Seattle, WA 98115-4407

Phone: (206) 659-7708

Street-level locationGet directions

More WA providers

Mailing address

2022 N 78th St

Seattle, WA 98103-4908

Enumerated: 2013-08-07
Last updated: 2013-08-07

Frequently asked questions

What is Nicole Mazen's NPI number?: Nicole Mazen's National Provider Identifier (NPI) is 1558793919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Nicole Mazen's specialty?: Nicole Mazen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Nicole Mazen located?: Nicole Mazen's practice location on file with NPPES is 8245 20th Ave Ne, Seattle, WA 98115-4407.
What is Nicole Mazen's phone number?: The practice phone number listed in the NPPES registry for Nicole Mazen is (206) 659-7708.
Is Nicole Mazen's NPI active?: Yes — Nicole Mazen's NPI (1558793919) is active in the NPPES registry as of the last update on 2013-08-07.

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