IndividualActive
Shereen Najjar
NPI 1538779251 · Behavior Technician · San Mateo, CA
Shereen Najjar is a Behavior Technician provider in San Mateo, CA (NPI 1538779251).
Provider details
- NPI number
- 1538779251
- 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
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
424 Peninsula Ave
San Mateo, CA 94401-1653
Phone: (650) 286-4396
Street-level locationGet directions
Mailing address
1768 Hemlock Ave
San Mateo, CA 94401-3429
Registry dates
- Enumerated
- 2020-08-06
- Last updated
- 2020-08-06
- Certified
- 2020-08-06
Frequently asked questions
- What is Shereen Najjar's NPI number?
- Shereen Najjar's National Provider Identifier (NPI) is 1538779251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shereen Najjar's specialty?
- Shereen Najjar is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Shereen Najjar located?
- Shereen Najjar's practice location on file with NPPES is 424 Peninsula Ave, San Mateo, CA 94401-1653.
- What is Shereen Najjar's phone number?
- The practice phone number listed in the NPPES registry for Shereen Najjar is (650) 286-4396.
- Is Shereen Najjar's NPI active?
- Yes — Shereen Najjar's NPI (1538779251) is active in the NPPES registry as of the last update on 2020-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.