Doctor profile · Federal record

Dr. Garrett Hayashi, D.D.S.

General Practice Dentistry · Honolulu, HI

  • NPI 1174742670
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1003 Bishop St Ste 393
Honolulu, HI 968136409
(808) 536-5090
fax (808) 526-1053

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
January 23, 2017
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Hawaii #DT-1834

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174742670. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,198
Transactions
22
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Zimvie INC. 19 $2,093.70
Ultradent Products INC 2 $86.97
Dentsply Sirona INC 1 $17.57

By nature of payment

Travel and Lodging
$1,441
Food and Beverage
$670
Gift
$87

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$59
Drug Type Claims Patients Total cost
Amoxicillin Generic 11 0 $59

Frequently asked questions

Auto-generated from federal data
What is Dr. Garrett Hayashi's medical specialty?
Dr. Garrett Hayashi practices General Practice Dentistry in Honolulu, HI.
Where does Dr. Garrett Hayashi practice?
Dr. Garrett Hayashi practices at 1003 Bishop St Ste 393, Honolulu, HI 968136409. Office phone: 8085365090.
What is Dr. Garrett Hayashi's NPI?
Dr. Garrett Hayashi's National Provider Identifier (NPI) is 1174742670, issued by NPPES.