IndividualActive
Sydney Harrison
NPI 1689530420 · Behavior Technician · Gardena, CA
Sydney Harrison is a Behavior Technician provider in Gardena, CA (NPI 1689530420).
Provider details
- NPI number
- 1689530420
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- 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
1149 W 190th St Ste 2200
Gardena, CA 90248-4344
Phone: (310) 856-0800
Street-level locationGet directions
Mailing address
100 N Pacific Coast Hwy Ste 1400
El Segundo, CA 90245-5602
Registry dates
- Enumerated
- 2025-12-24
- Last updated
- 2025-12-24
- Certified
- 2025-12-24
Frequently asked questions
- What is Sydney Harrison's NPI number?
- Sydney Harrison's National Provider Identifier (NPI) is 1689530420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Harrison's specialty?
- Sydney Harrison is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Sydney Harrison located?
- Sydney Harrison's practice location on file with NPPES is 1149 W 190th St Ste 2200, Gardena, CA 90248-4344.
- What is Sydney Harrison's phone number?
- The practice phone number listed in the NPPES registry for Sydney Harrison is (310) 856-0800.
- Is Sydney Harrison's NPI active?
- Yes — Sydney Harrison's NPI (1689530420) is active in the NPPES registry as of the last update on 2025-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.