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Leslie Fonseca
NPI 1528791266 · Behavior Technician · Pasadena, CA
Leslie Fonseca is a Behavior Technician provider in Pasadena, CA (NPI 1528791266).
Provider details
- NPI number
- 1528791266
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 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
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
225 S Lake Ave Ste 300
Pasadena, CA 91101-3009
Phone: (323) 244-8300
Street-level locationGet directions
Mailing address
4608 E 56th St
Maywood, CA 90270-2908
Registry dates
- Enumerated
- 2022-07-08
- Last updated
- 2022-07-08
- Certified
- 2022-07-08
Frequently asked questions
- What is Leslie Fonseca's NPI number?
- Leslie Fonseca's National Provider Identifier (NPI) is 1528791266, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Fonseca's specialty?
- Leslie Fonseca is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Leslie Fonseca located?
- Leslie Fonseca's practice location on file with NPPES is 225 S Lake Ave Ste 300, Pasadena, CA 91101-3009.
- What is Leslie Fonseca's phone number?
- The practice phone number listed in the NPPES registry for Leslie Fonseca is (323) 244-8300.
- Is Leslie Fonseca's NPI active?
- Yes — Leslie Fonseca's NPI (1528791266) is active in the NPPES registry as of the last update on 2022-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.