Jill O'Brien, MS, ATC
NPI 1326384058 · Athletic Trainer · Los Angeles, CA
Jill O'Brien, MS, ATC is a Athletic Trainer provider in Los Angeles, CA (NPI 1326384058).
Provider details
- NPI number
- 1326384058
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS, ATC
- Sex
- Female
- Sole proprietor
- No
- License
- 729 (OK)
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
13 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
- 2012-12-28
- Last updated
- 2020-07-27
- Certified
- 2020-07-27
Frequently asked questions
- What is Jill O'Brien's NPI number?
- Jill O'Brien's National Provider Identifier (NPI) is 1326384058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jill O'Brien's specialty?
- Jill O'Brien is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Jill O'Brien located?
- Jill O'Brien's practice location on file with NPPES is 1 Lmu Dr, Los Angeles, CA 90045-2650.
- What is Jill O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Jill O'Brien is (310) 338-2340.
- Is Jill O'Brien's NPI active?
- Yes — Jill O'Brien's NPI (1326384058) is active in the NPPES registry as of the last update on 2020-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.