Denise Castillo
NPI 1023746948 · Behavior Technician · Ontario, CA
Denise Castillo is a Behavior Technician provider in Ontario, CA (NPI 1023746948).
Provider details
- NPI number
- 1023746948
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Assistant Behavior Analyst106E00000X
Behavioral Health & Social Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2022-08-09
- Last updated
- 2022-08-09
- Certified
- 2022-08-04
Frequently asked questions
- What is Denise Castillo's NPI number?
- Denise Castillo's National Provider Identifier (NPI) is 1023746948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Denise Castillo's specialty?
- Denise Castillo is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Denise Castillo located?
- Denise Castillo's practice location on file with NPPES is 4688 Ontario Mills Pwky, Ontario, CA 91764.
- What is Denise Castillo's phone number?
- The practice phone number listed in the NPPES registry for Denise Castillo is (714) 824-1111.
- Is Denise Castillo's NPI active?
- Yes — Denise Castillo's NPI (1023746948) is active in the NPPES registry as of the last update on 2022-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.