IndividualActive
Steven Horowitz
NPI 1275812018 · Clinical Social Worker · Los Angeles, CA
Steven Horowitz is a Clinical Social Worker provider in Los Angeles, CA (NPI 1275812018).
Provider details
- NPI number
- 1275812018
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 70679 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
11080 W Olympic Blvd
Los Angeles, CA 90064
Phone: (707) 828-8134
Street-level locationGet directions
Mailing address
Po Box 2583
Napa, CA 94558-0258
Registry dates
- Enumerated
- 2011-08-10
- Last updated
- 2025-04-10
- Certified
- 2025-04-10
Frequently asked questions
- What is Steven Horowitz's NPI number?
- Steven Horowitz's National Provider Identifier (NPI) is 1275812018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Horowitz's specialty?
- Steven Horowitz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Steven Horowitz located?
- Steven Horowitz's practice location on file with NPPES is 11080 W Olympic Blvd, Los Angeles, CA 90064.
- What is Steven Horowitz's phone number?
- The practice phone number listed in the NPPES registry for Steven Horowitz is (707) 828-8134.
- Is Steven Horowitz's NPI active?
- Yes — Steven Horowitz's NPI (1275812018) is active in the NPPES registry as of the last update on 2025-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.