IndividualActive
Iyannah Williams-Grier
NPI 1417743477 · Behavior Technician · El Segundo, CA
Iyannah Williams-Grier is a Behavior Technician provider in El Segundo, CA (NPI 1417743477).
Provider details
- NPI number
- 1417743477
- 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
1 yr 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
100 N Pacific Coast Hwy
El Segundo, CA 90245-4359
Phone: (310) 856-0800
Approximate (ZIP-level) locationGet directions
Mailing address
100 N Pacific Coast Hwy
El Segundo, CA 90245-4359
Registry dates
- Enumerated
- 2025-04-16
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is Iyannah Williams-Grier's NPI number?
- Iyannah Williams-Grier's National Provider Identifier (NPI) is 1417743477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Iyannah Williams-Grier's specialty?
- Iyannah Williams-Grier is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Iyannah Williams-Grier located?
- Iyannah Williams-Grier's practice location on file with NPPES is 100 N Pacific Coast Hwy, El Segundo, CA 90245-4359.
- What is Iyannah Williams-Grier's phone number?
- The practice phone number listed in the NPPES registry for Iyannah Williams-Grier is (310) 856-0800.
- Is Iyannah Williams-Grier's NPI active?
- Yes — Iyannah Williams-Grier's NPI (1417743477) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.