J. Ball
NPI 1447475157 · Hearing Instrument Specialist · Westlake Village, CA
J. Ball is a Hearing Instrument Specialist provider in Westlake Village, CA (NPI 1447475157).
Provider details
- NPI number
- 1447475157
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Speech, Language and Hearing 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
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
- 2007-04-16
- Last updated
- 2012-05-03
Frequently asked questions
- What is J. Ball's NPI number?
- J. Ball's National Provider Identifier (NPI) is 1447475157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is J. Ball's specialty?
- J. Ball is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is J. Ball located?
- J. Ball's practice location on file with NPPES is 790 Hampshire Rd Ste B, Westlake Village, CA 91361-5936.
- What is J. Ball's phone number?
- The practice phone number listed in the NPPES registry for J. Ball is (805) 496-5667.
- Is J. Ball's NPI active?
- Yes — J. Ball's NPI (1447475157) is active in the NPPES registry as of the last update on 2012-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.