Sienna Villacreses
NPI 1568924942 · Marriage & Family Therapist · Downey, CA
Sienna Villacreses is a Marriage & Family Therapist provider in Downey, CA (NPI 1568924942).
Provider details
- NPI number
- 1568924942
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 111923 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
7 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
Mailing address
Registry dates
- Enumerated
- 2019-04-03
- Last updated
- 2025-03-10
- Certified
- 2025-03-10
Frequently asked questions
- What is Sienna Villacreses's NPI number?
- Sienna Villacreses's National Provider Identifier (NPI) is 1568924942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sienna Villacreses's specialty?
- Sienna Villacreses is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Sienna Villacreses located?
- Sienna Villacreses's practice location on file with NPPES is 11817 Brookshire Ave, Downey, CA 90241-5131.
- What is Sienna Villacreses's phone number?
- The practice phone number listed in the NPPES registry for Sienna Villacreses is (657) 464-7335.
- Is Sienna Villacreses's NPI active?
- Yes — Sienna Villacreses's NPI (1568924942) is active in the NPPES registry as of the last update on 2025-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.