What is Alyze Sifuentes's NPI number?

Alyze Sifuentes's National Provider Identifier (NPI) is 1043187768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Alyze Sifuentes's specialty?

Alyze Sifuentes is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is Alyze Sifuentes located?

Alyze Sifuentes's practice location on file with NPPES is 1220 Tucson Ave, Sunnyvale, CA 94089-2611.

What is Alyze Sifuentes's phone number?

The practice phone number listed in the NPPES registry for Alyze Sifuentes is (408) 594-3577.

Is Alyze Sifuentes's NPI active?

Yes — Alyze Sifuentes's NPI (1043187768) is active in the NPPES registry as of the last update on 2025-10-17.

IndividualActive

Alyze Sifuentes

NPI 1043187768 · Behavior Analyst · Sunnyvale, CA

Alyze Sifuentes is a Behavior Analyst provider in Sunnyvale, CA (NPI 1043187768).

Provider details

NPI number: 1043187768
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior AnalystPrimary103K00000X
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

1220 Tucson Ave

Sunnyvale, CA 94089-2611

Phone: (408) 594-3577

Street-level locationGet directions

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Mailing address