Kay Matsuyama, HIS
NPI 1790502227 · Hearing Instrument Specialist · West Covina, CA
Kay Matsuyama, HIS is a Hearing Instrument Specialist provider in West Covina, CA (NPI 1790502227).
Provider details
- NPI number
- 1790502227
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- HIS
- Sex
- Male
- Sole proprietor
- No
- License
- 8987 (CA)
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
1 yr 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
- 2024-09-25
- Last updated
- 2024-10-01
- Certified
- 2024-10-01
Frequently asked questions
- What is Kay Matsuyama's NPI number?
- Kay Matsuyama's National Provider Identifier (NPI) is 1790502227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kay Matsuyama's specialty?
- Kay Matsuyama is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Kay Matsuyama located?
- Kay Matsuyama's practice location on file with NPPES is 433 N Azusa Ave, West Covina, CA 91791-1348.
- What is Kay Matsuyama's phone number?
- The practice phone number listed in the NPPES registry for Kay Matsuyama is (626) 939-5050.
- Is Kay Matsuyama's NPI active?
- Yes — Kay Matsuyama's NPI (1790502227) is active in the NPPES registry as of the last update on 2024-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.