IndividualActive
Sydney Nielsen
NPI 1710869987 · Behavior Technician · San Diego, CA
Sydney Nielsen is a Behavior Technician provider in San Diego, CA (NPI 1710869987).
Provider details
- NPI number
- 1710869987
- 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
Basic profile(48/100 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
4719 Viewridge Ave Ste 100
San Diego, CA 92123-1685
Phone: (866) 727-8274
Street-level locationGet directions
Mailing address
2550 N Hollywood Way Ste 301
Burbank, CA 91505-5025
Registry dates
- Enumerated
- 2025-07-21
- Last updated
- 2025-07-21
- Certified
- 2025-07-21
Frequently asked questions
- What is Sydney Nielsen's NPI number?
- Sydney Nielsen's National Provider Identifier (NPI) is 1710869987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Nielsen's specialty?
- Sydney Nielsen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Sydney Nielsen located?
- Sydney Nielsen's practice location on file with NPPES is 4719 Viewridge Ave Ste 100, San Diego, CA 92123-1685.
- What is Sydney Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Sydney Nielsen is (866) 727-8274.
- Is Sydney Nielsen's NPI active?
- Yes — Sydney Nielsen's NPI (1710869987) is active in the NPPES registry as of the last update on 2025-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.