IndividualActive
Justine Castro
NPI 1629946942 · Behavior Technician · Ontario, CA
Justine Castro is a Behavior Technician provider in Ontario, CA (NPI 1629946942).
Provider details
- NPI number
- 1629946942
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
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
3190 Shelby St Ste B
Ontario, CA 91764-6563
Phone: (909) 451-7861
Fax: (855) 568-2494
Street-level locationGet directions
Mailing address
100 N Pacific Coast Hwy Ste 1400
El Segundo, CA 90245-5602
Registry dates
- Enumerated
- 2025-10-28
- Last updated
- 2025-10-28
- Certified
- 2025-10-28
Frequently asked questions
- What is Justine Castro's NPI number?
- Justine Castro's National Provider Identifier (NPI) is 1629946942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justine Castro's specialty?
- Justine Castro is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Justine Castro located?
- Justine Castro's practice location on file with NPPES is 3190 Shelby St Ste B, Ontario, CA 91764-6563.
- What is Justine Castro's phone number?
- The practice phone number listed in the NPPES registry for Justine Castro is (909) 451-7861.
- Is Justine Castro's NPI active?
- Yes — Justine Castro's NPI (1629946942) is active in the NPPES registry as of the last update on 2025-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.