IndividualActive
Dianne Villanueva
NPI 1821957119 · Behavior Analyst · Rancho Cucamonga, CA
Dianne Villanueva is a Behavior Analyst provider in Rancho Cucamonga, CA (NPI 1821957119).
Provider details
- NPI number
- 1821957119
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
9600 Center Ave Ste 160
Rancho Cucamonga, CA 91730-5838
Phone: (858) 264-5858
Street-level locationGet directions
Mailing address
9600 Center Ave Ste 160
Rancho Cucamonga, CA 91730-5838
Registry dates
- Enumerated
- 2026-01-21
- Last updated
- 2026-01-21
- Certified
- 2026-01-21
Frequently asked questions
- What is Dianne Villanueva's NPI number?
- Dianne Villanueva's National Provider Identifier (NPI) is 1821957119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dianne Villanueva's specialty?
- Dianne Villanueva is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Dianne Villanueva located?
- Dianne Villanueva's practice location on file with NPPES is 9600 Center Ave Ste 160, Rancho Cucamonga, CA 91730-5838.
- What is Dianne Villanueva's phone number?
- The practice phone number listed in the NPPES registry for Dianne Villanueva is (858) 264-5858.
- Is Dianne Villanueva's NPI active?
- Yes — Dianne Villanueva's NPI (1821957119) is active in the NPPES registry as of the last update on 2026-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.