IndividualActive
Tammy Castillo
NPI 1427666544 · Behavior Technician · Santa Clara, CA
Tammy Castillo is a Behavior Technician provider in Santa Clara, CA (NPI 1427666544).
Provider details
- NPI number
- 1427666544
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
1171 Homestead Rd Ste 250
Santa Clara, CA 95050-5485
Phone: (408) 320-2590
Street-level locationGet directions
Mailing address
4162 Rosenbaum Ave
San Jose, CA 95136-2137
Registry dates
- Enumerated
- 2020-07-14
- Last updated
- 2020-07-14
- Certified
- 2020-07-14
Frequently asked questions
- What is Tammy Castillo's NPI number?
- Tammy Castillo's National Provider Identifier (NPI) is 1427666544, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Castillo's specialty?
- Tammy Castillo is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Tammy Castillo located?
- Tammy Castillo's practice location on file with NPPES is 1171 Homestead Rd Ste 250, Santa Clara, CA 95050-5485.
- What is Tammy Castillo's phone number?
- The practice phone number listed in the NPPES registry for Tammy Castillo is (408) 320-2590.
- Is Tammy Castillo's NPI active?
- Yes — Tammy Castillo's NPI (1427666544) is active in the NPPES registry as of the last update on 2020-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.