Tiffany Villanueva
NPI 1164873899 · Social Worker · Oakland, CA
Tiffany Villanueva is a Social Worker provider in Oakland, CA (NPI 1164873899).
Provider details
- NPI number
- 1164873899
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
10 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
Mailing address
Registry dates
- Enumerated
- 2016-06-23
- Last updated
- 2016-06-23
Frequently asked questions
- What is Tiffany Villanueva's NPI number?
- Tiffany Villanueva's National Provider Identifier (NPI) is 1164873899, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Villanueva's specialty?
- Tiffany Villanueva is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Tiffany Villanueva located?
- Tiffany Villanueva's practice location on file with NPPES is 3800 Coolidge Ave, Oakland, CA 94602-3311.
- What is Tiffany Villanueva's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Villanueva is (510) 482-2244.
- Is Tiffany Villanueva's NPI active?
- Yes — Tiffany Villanueva's NPI (1164873899) is active in the NPPES registry as of the last update on 2016-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.