Doctor profile · Federal record

Dr. Ji Won Gwak, DDS

Dentist · Snohomish, WA

  • NPI 1902333826
  • 9 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
306 Maple Ave
Snohomish, WA 982902526
(360) 568-5411

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
March 30, 2023
Specialty taxonomy
122300000X — NUCC code
State license (1)
Washington #DE.60772219

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902333826. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$136
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Sonendo INC 1 $124.87
Align Technology, INC. 1 $11.50

By nature of payment

Food and Beverage
$136

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
20
Total drug cost
$60
Drug Type Claims Patients Total cost
Amoxicillin Generic 28 20 $60

Frequently asked questions

Auto-generated from federal data
What is Dr. Ji Won Gwak's medical specialty?
Dr. Ji Won Gwak practices Dentist in Snohomish, WA.
Where does Dr. Ji Won Gwak practice?
Dr. Ji Won Gwak practices at 306 Maple Ave, Snohomish, WA 982902526. Office phone: 3605685411.
What is Dr. Ji Won Gwak's NPI?
Dr. Ji Won Gwak's National Provider Identifier (NPI) is 1902333826, issued by NPPES.