What is Marin Deifel's NPI number?

Marin Deifel's National Provider Identifier (NPI) is 1689533861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marin Deifel's specialty?

Marin Deifel is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).

Where is Marin Deifel located?

Marin Deifel's practice location on file with NPPES is 6840 Fort Dent Way Ste 350, Tukwila, WA 98188-8512.

What is Marin Deifel's phone number?

The practice phone number listed in the NPPES registry for Marin Deifel is (253) 850-2500.

Is Marin Deifel's NPI active?

Yes — Marin Deifel's NPI (1689533861) is active in the NPPES registry as of the last update on 2026-01-21.

IndividualActive

Marin Deifel

NPI 1689533861 · Counselor · Tukwila, WA

Marin Deifel is a Counselor provider in Tukwila, WA (NPI 1689533861).

Provider details

NPI number: 1689533861
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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

6840 Fort Dent Way Ste 350

Tukwila, WA 98188-8512

Phone: (253) 850-2500

Fax: (253) 850-2530

Street-level locationGet directions

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Mailing address