Leana Sierra
NPI 1063911592 · Behavior Technician · Torrance, CA
Leana Sierra is a Behavior Technician provider in Torrance, CA (NPI 1063911592).
Provider details
- NPI number
- 1063911592
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- Y4888032 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
8 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2018-02-10
- Last updated
- 2018-02-10
Frequently asked questions
- What is Leana Sierra's NPI number?
- Leana Sierra's National Provider Identifier (NPI) is 1063911592, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leana Sierra's specialty?
- Leana Sierra is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Leana Sierra located?
- Leana Sierra's practice location on file with NPPES is 20101 Hamilton Ave, Torrance, CA 90502-1351.
- What is Leana Sierra's phone number?
- The practice phone number listed in the NPPES registry for Leana Sierra is (310) 527-7300.
- Is Leana Sierra's NPI active?
- Yes — Leana Sierra's NPI (1063911592) is active in the NPPES registry as of the last update on 2018-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.