IndividualActive
Stephanie Castellanos
NPI 1144829458 · Behavior Technician · Walnut Creek, CA
Stephanie Castellanos is a Behavior Technician provider in Walnut Creek, CA (NPI 1144829458).
Provider details
- NPI number
- 1144829458
- 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
710 S Broadway Ste 250
Walnut Creek, CA 94596-5234
Phone: (925) 314-5767
Street-level locationGet directions
Mailing address
710 S Broadway Ste 250
Walnut Creek, CA 94596-5234
Registry dates
- Enumerated
- 2020-10-19
- Last updated
- 2020-10-19
- Certified
- 2020-10-19
Frequently asked questions
- What is Stephanie Castellanos's NPI number?
- Stephanie Castellanos's National Provider Identifier (NPI) is 1144829458, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Castellanos's specialty?
- Stephanie Castellanos is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Stephanie Castellanos located?
- Stephanie Castellanos's practice location on file with NPPES is 710 S Broadway Ste 250, Walnut Creek, CA 94596-5234.
- What is Stephanie Castellanos's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Castellanos is (925) 314-5767.
- Is Stephanie Castellanos's NPI active?
- Yes — Stephanie Castellanos's NPI (1144829458) is active in the NPPES registry as of the last update on 2020-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.