First Step Childrens Network Inc
NPI 1598358467 · Behavior Analyst · San Bernardino, CA
First Step Childrens Network Inc is a Behavior Analyst organization in San Bernardino, CA (NPI 1598358467).
Provider details
- NPI number
- 1598358467
- Entity type
- Organization
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Stephan Stylianides, Owner(714) 390-4361
Specialties & taxonomies
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
5 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
- 2021-02-11
- Last updated
- 2021-03-04
- Certified
- 2021-02-16
Frequently asked questions
- What is First Step Childrens Network Inc's NPI number?
- First Step Childrens Network Inc's National Provider Identifier (NPI) is 1598358467, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is First Step Childrens Network Inc?
- First Step Childrens Network Inc is classified in the NPPES registry as Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is First Step Childrens Network Inc located?
- First Step Childrens Network Inc's practice location on file with NPPES is 473 E Carnegie Dr, San Bernardino, CA 92408.
- What is First Step Childrens Network Inc's phone number?
- The practice phone number listed in the NPPES registry for First Step Childrens Network Inc is (714) 390-4361.
- Who is the authorized official for First Step Childrens Network Inc?
- The authorized official listed on First Step Childrens Network Inc's NPPES record is Stephan Stylianides, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is First Step Childrens Network Inc's NPI active?
- Yes — First Step Childrens Network Inc's NPI (1598358467) is active in the NPPES registry as of the last update on 2021-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.