What is Sienna Spencer's NPI number?

Sienna Spencer's National Provider Identifier (NPI) is 1407722663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sienna Spencer's specialty?

Sienna Spencer is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Sienna Spencer located?

Sienna Spencer's practice location on file with NPPES is 29566 Northwestern Hwy Ste 100, Southfield, MI 48034-1036.

What is Sienna Spencer's phone number?

The practice phone number listed in the NPPES registry for Sienna Spencer is (248) 579-3119.

Is Sienna Spencer's NPI active?

Yes — Sienna Spencer's NPI (1407722663) is active in the NPPES registry as of the last update on 2025-10-15.

IndividualActive

Sienna Spencer

NPI 1407722663 · Behavior Technician · Southfield, MI

Sienna Spencer is a Behavior Technician provider in Southfield, MI (NPI 1407722663).

Provider details

NPI number: 1407722663
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
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

29566 Northwestern Hwy Ste 100

Southfield, MI 48034-1036

Phone: (248) 579-3119

Street-level locationGet directions

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Mailing address