What is Sienna Henson's NPI number?

Sienna Henson's National Provider Identifier (NPI) is 1629787585, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sienna Henson's specialty?

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

Where is Sienna Henson located?

Sienna Henson's practice location on file with NPPES is 775 E Holland Ave Ste 102, Spokane, WA 99218-5016.

What is Sienna Henson's phone number?

The practice phone number listed in the NPPES registry for Sienna Henson is (509) 844-3305.

Is Sienna Henson's NPI active?

Yes — Sienna Henson's NPI (1629787585) is active in the NPPES registry as of the last update on 2025-12-19.

IndividualActive

Sienna Henson, LMFT

NPI 1629787585 · Marriage & Family Therapist · Spokane, WA

Sienna Henson, LMFT is a Marriage & Family Therapist provider in Spokane, WA (NPI 1629787585).

Provider details

NPI number: 1629787585
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: LMFT
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
3 yrs in NPPES 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

775 E Holland Ave Ste 102

Spokane, WA 99218-5016

Phone: (509) 844-3305

Street-level locationGet directions

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Mailing address