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DR. WILLIAM HAYAKAWA D.D.S.
NPI 1225330889
Dentist - General Practice in Hilo, HI

Active since December 02, 2010
275 PONAHAWAI ST, SUITE 102, HILO, HI 96720(808) 935-6605(808) 934-8736 Get Directions Write a Review

NPPES record last updated: December 2, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William Hayakawa D.d.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM HAYAKAWA D.D.S. (NPI 1225330889) is an individual general practice provider in Hilo, Hawaii, licensed in Hawaii (841) and active in the NPI registry since December 2010.

NPPES Registry Identity

NPI1225330889
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. WILLIAM HAYAKAWACredential: D.D.S.
Location Address275 PONAHAWAI ST, SUITE 102Hilo, HI 96720-3074
Mailing Address275 Ponahawai St, Suite 102Hilo, HI 96720-3074 · (808) 935-6605 · Fax (808) 934-8736
Phone(808) 935-6605
Fax(808) 934-8736
Sole ProprietorYes
Enumeration DateDecember 2, 2010
✔ NPI 1225330889 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in HI · 841
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
275 PONAHAWAI ST, Hilo, HI 96720
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Other Identifiers 1

Medicaid06673601HI

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRIAN WILSON MD L.L.C.
Pediatrics (Adolescent Medicine)
275 PONAHAWAI ST, SUITE 106
HILO, HI 96720
Hawaii County (808) 961-0022
ROBERT M ATEBARA, DMD, INC
Clinic/Center (Dental)
275 PONAHAWAI ST, SUITE 202
HILO, HI 96720
Hawaii County (808) 961-3031
DARRETT CHOY MD LLC
Pediatrics (Adolescent Medicine)
275 PONAHAWAI ST, SUITE #106
HILO, HI 96720
Hawaii County (808) 961-0022
DR. MARK K. KOIZUMI D.D.S.
Dentist (General Practice)
275 PONAHAWAI ST, STE.103
HILO, HI 96720
Hawaii County (808) 935-1149
DR. AMMON KAU DDS
Dentist
275 PONAHAWAI ST, SUITE 204
HILO, HI 96720
Hawaii County (808) 961-6704
DR. BRIAN J WILSON M.D.
Pediatrics (Adolescent Medicine)
275 PONAHAWAI ST, SUITE 106
HILO, HI 96720
Hawaii County (808) 961-0022
MARK K. KOIZUMI, D.D.S., INC.
Clinic/Center (Dental)
275 PONAHAWAI ST, SUITE 103
HILO, HI 96720
Hawaii County (808) 935-1149
DR. GEORGE SHIZUTO ATEBARA DDS
Dentist (General Practice)
275 PONAHAWAI ST, SUITE 101
HILO, HI 96720
Hawaii County (808) 935-8152

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Hayakawa's NPI number?

The NPI number for William Hayakawa is 1225330889. It was assigned to this individual provider in the NPPES registry on December 2, 2010.

Where is William Hayakawa located?

William Hayakawa practices at 275 Ponahawai St Suite 102, Hilo, HI 96720. The listed phone number is (808) 935-6605.

What is William Hayakawa's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for William Hayakawa was last updated on December 2, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.