Doctor profile · Federal record

Dr. Yoon Seon Yang

Dentist · Worcester, MA

  • NPI 1306336201
  • 8 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
943 Grafton St
Worcester, MA 01604
(508) 752-1400
Additional location
68 Stafford St
Worcester, MA 016031450
(508) 770-0900
Mailing address
350 N Clark St
Chicago, IL 606544712

Credentials & registration

NPPES · NUCC
NPI registered
May 2018 — 8 yrs on file
Profile last updated
July 23, 2018
Specialty taxonomy
122300000X — NUCC code
State license (1)
Massachusetts #DN1858053

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306336201. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$75
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Align Technology, Inc. 1 $75.00

By nature of payment

Consulting Fee
$75

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
50
Patients
40
Total drug cost
$163
Drug Type Claims Patients Total cost
Amoxicillin Generic 38 29 $109
Chlorhexidine Gluconate Generic 12 11 $55

Frequently asked questions

Auto-generated from federal data
What is Dr. Yoon Seon Yang's medical specialty?
Dr. Yoon Seon Yang practices Dentist in Worcester, MA.
Where does Dr. Yoon Seon Yang practice?
Dr. Yoon Seon Yang practices at 943 Grafton St, Worcester, MA 01604. Office phone: 5087521400.
What is Dr. Yoon Seon Yang's NPI?
Dr. Yoon Seon Yang's National Provider Identifier (NPI) is 1306336201, issued by NPPES.