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Evelyn Mancillas-Estrada
NPI 1235859042 · Behavior Technician · Ontario, CA
Evelyn Mancillas-Estrada is a Behavior Technician provider in Ontario, CA (NPI 1235859042).
Provider details
- NPI number
- 1235859042
- 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
Established profile(62/100 index)
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
3 documented practice locations
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
Phone: (714) 834-1111
Street-level locationGet directions
Mailing address
1333 S Mayflower Ave Ste 220
Monrovia, CA 91016-5239
Additional practice locations (2)
- 1333 S Mayflower Ave Ste 220Monrovia, CA 91016-5239Phone: (818) 241-6780
- 237 N Riverside AveRialto, CA 92376-5923Phone: (877) 323-4283
Registry dates
- Enumerated
- 2022-08-31
- Last updated
- 2025-07-17
- Certified
- 2025-07-17
Frequently asked questions
- What is Evelyn Mancillas-Estrada's NPI number?
- Evelyn Mancillas-Estrada's National Provider Identifier (NPI) is 1235859042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Evelyn Mancillas-Estrada's specialty?
- Evelyn Mancillas-Estrada is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Evelyn Mancillas-Estrada located?
- Evelyn Mancillas-Estrada's practice location on file with NPPES is 4688 Ontario Mills Pkwy, Ontario, CA 91764.
- What is Evelyn Mancillas-Estrada's phone number?
- The practice phone number listed in the NPPES registry for Evelyn Mancillas-Estrada is (714) 834-1111.
- Is Evelyn Mancillas-Estrada's NPI active?
- Yes — Evelyn Mancillas-Estrada's NPI (1235859042) is active in the NPPES registry as of the last update on 2025-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.