IndividualActive
Ylena Castillo
NPI 1245998178 · Behavior Analyst · Merced, CA
Ylena Castillo is a Behavior Analyst provider in Merced, CA (NPI 1245998178).
Provider details
- NPI number
- 1245998178
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- Y5633123 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
1265 Aspen St
Merced, CA 95340-2364
Phone: (209) 421-9985
Street-level locationGet directions
Mailing address
2808 Park Ave Ste a
Merced, CA 95348-3392
Registry dates
- Enumerated
- 2021-12-08
- Last updated
- 2021-12-08
- Certified
- 2021-12-08
Frequently asked questions
- What is Ylena Castillo's NPI number?
- Ylena Castillo's National Provider Identifier (NPI) is 1245998178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ylena Castillo's specialty?
- Ylena Castillo is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Ylena Castillo located?
- Ylena Castillo's practice location on file with NPPES is 1265 Aspen St, Merced, CA 95340-2364.
- What is Ylena Castillo's phone number?
- The practice phone number listed in the NPPES registry for Ylena Castillo is (209) 421-9985.
- Is Ylena Castillo's NPI active?
- Yes — Ylena Castillo's NPI (1245998178) is active in the NPPES registry as of the last update on 2021-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.