Arthur Hayashi, D.D.S.
NPI 1194867762 · General Practice Dentistry · Watsonville, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arthur Hayashi, D.D.S. is a General Practice Dentistry provider in Watsonville, CA (NPI 1194867762).
Provider details
- NPI number
- 1194867762
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 22896 (CA)
Specialties & taxonomies
Dental 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
- 2007-02-12
- Last updated
- 2022-01-04
- Certified
- 2022-01-04
Frequently asked questions
- What is Arthur Hayashi's NPI number?
- Arthur Hayashi's National Provider Identifier (NPI) is 1194867762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arthur Hayashi's specialty?
- Arthur Hayashi is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Arthur Hayashi located?
- Arthur Hayashi's practice location on file with NPPES is 64 Penny Ln, Watsonville, CA 95076-6021.
- What is Arthur Hayashi's phone number?
- The practice phone number listed in the NPPES registry for Arthur Hayashi is (831) 728-2096.
- Does Arthur Hayashi accept Medicare?
- Arthur Hayashi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arthur Hayashi's NPI active?
- Yes — Arthur Hayashi's NPI (1194867762) is active in the NPPES registry as of the last update on 2022-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.