Stephen Leader
NPI 1912541699 · Other Technician · San Francisco, CA
Stephen Leader is a Other Technician provider in San Francisco, CA (NPI 1912541699).
Provider details
- NPI number
- 1912541699
- Entity type
- Individual
- Primary specialty
- Other TechnicianTechnologists, Technicians & Other Technical Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- MPSS-DETHYJ (CA)
Specialties & taxonomies
Technologists, Technicians & Other Technical Service Providers
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2019-11-05
- Last updated
- 2025-11-12
- Certified
- 2025-11-12
Frequently asked questions
- What is Stephen Leader's NPI number?
- Stephen Leader's National Provider Identifier (NPI) is 1912541699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Leader's specialty?
- Stephen Leader is listed in the NPPES registry with a primary specialty of Other Technician (Technologists, Technicians & Other Technical Service Providers).
- Where is Stephen Leader located?
- Stephen Leader's practice location on file with NPPES is 1282 Market St, San Francisco, CA 94102-4801.
- What is Stephen Leader's phone number?
- The practice phone number listed in the NPPES registry for Stephen Leader is (415) 579-3021.
- Is Stephen Leader's NPI active?
- Yes — Stephen Leader's NPI (1912541699) is active in the NPPES registry as of the last update on 2025-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.