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Alexander Villasenor
NPI 1578395521 · Behavior Technician · Ontario, CA
Alexander Villasenor is a Behavior Technician provider in Ontario, CA (NPI 1578395521).
Provider details
- NPI number
- 1578395521
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(49/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
4688 Ontario Mills Pkwy
Ontario, CA 91764-5104
Phone: (714) 834-1111
Street-level locationGet directions
Mailing address
4688 Ontario Mills Pkwy
Ontario, CA 91764-5104
Registry dates
- Enumerated
- 2024-08-19
- Last updated
- 2024-08-19
- Certified
- 2024-08-18
Frequently asked questions
- What is Alexander Villasenor's NPI number?
- Alexander Villasenor's National Provider Identifier (NPI) is 1578395521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Villasenor's specialty?
- Alexander Villasenor is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Alexander Villasenor located?
- Alexander Villasenor's practice location on file with NPPES is 4688 Ontario Mills Pkwy, Ontario, CA 91764-5104.
- What is Alexander Villasenor's phone number?
- The practice phone number listed in the NPPES registry for Alexander Villasenor is (714) 834-1111.
- Is Alexander Villasenor's NPI active?
- Yes — Alexander Villasenor's NPI (1578395521) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.