William Leonard, ATC
NPI 1154716058 · Athletic Trainer · San Jose, CA
William Leonard, ATC is a Athletic Trainer provider in San Jose, CA (NPI 1154716058).
Provider details
- NPI number
- 1154716058
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- ATC
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-03-30
- Last updated
- 2015-03-30
Frequently asked questions
- What is William Leonard's NPI number?
- William Leonard's National Provider Identifier (NPI) is 1154716058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Leonard's specialty?
- William Leonard is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Leonard located?
- William Leonard's practice location on file with NPPES is 615 La Maison Dr, San Jose, CA 95128-2506.
- What is William Leonard's phone number?
- The practice phone number listed in the NPPES registry for William Leonard is (408) 396-8069.
- Is William Leonard's NPI active?
- Yes — William Leonard's NPI (1154716058) is active in the NPPES registry as of the last update on 2015-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.