William Jackson
NPI 1235618380 · Registered Respiratory Therapist · San Diego, CA
William Jackson is a Registered Respiratory Therapist provider in San Diego, CA (NPI 1235618380).
Provider details
- NPI number
- 1235618380
- Entity type
- Individual
- Primary specialty
- Registered Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25256 (CA)
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
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
- 2018-08-09
- Last updated
- 2018-08-09
Frequently asked questions
- What is William Jackson's NPI number?
- William Jackson's National Provider Identifier (NPI) is 1235618380, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Jackson's specialty?
- William Jackson is listed in the NPPES registry with a primary specialty of Registered Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Jackson located?
- William Jackson's practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is William Jackson's phone number?
- The practice phone number listed in the NPPES registry for William Jackson is (619) 528-5019.
- Is William Jackson's NPI active?
- Yes — William Jackson's NPI (1235618380) is active in the NPPES registry as of the last update on 2018-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.