Sierra Horwitz
NPI 1518730498 · Student in an Organized Health Care Education/Training Program · Murrieta, CA
Sierra Horwitz is a Student in an Organized Health Care Education/Training Program provider in Murrieta, CA (NPI 1518730498).
Provider details
- NPI number
- 1518730498
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2023-11-02
- Last updated
- 2023-11-02
- Certified
- 2023-11-02
Frequently asked questions
- What is Sierra Horwitz's NPI number?
- Sierra Horwitz's National Provider Identifier (NPI) is 1518730498, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sierra Horwitz's specialty?
- Sierra Horwitz is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Sierra Horwitz located?
- Sierra Horwitz's practice location on file with NPPES is 36599 Los Alamos Rd, Murrieta, CA 92563-9543.
- What is Sierra Horwitz's phone number?
- The practice phone number listed in the NPPES registry for Sierra Horwitz is (951) 287-8779.
- Is Sierra Horwitz's NPI active?
- Yes — Sierra Horwitz's NPI (1518730498) is active in the NPPES registry as of the last update on 2023-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.