Christen Hall, COTA
NPI 1255549333 · Occupational Therapy Assistant · Livermore, CA
Christen Hall, COTA is a Occupational Therapy Assistant provider in Livermore, CA (NPI 1255549333).
Provider details
- NPI number
- 1255549333
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Female
- Sole proprietor
- No
- License
- 1463 (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
19 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
- 2007-05-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Christen Hall's NPI number?
- Christen Hall's National Provider Identifier (NPI) is 1255549333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christen Hall's specialty?
- Christen Hall is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Christen Hall located?
- Christen Hall's practice location on file with NPPES is 58 Tamalpais Ave, Livermore, CA 94551-6044.
- What is Christen Hall's phone number?
- The practice phone number listed in the NPPES registry for Christen Hall is (925) 980-8958.
- Is Christen Hall's NPI active?
- Yes — Christen Hall's NPI (1255549333) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.