Doctor profile · Federal record

Dr. Matthew Iwinski, D.D.S.

General Practice Dentistry · New Canaan, CT

  • NPI 1275535387
  • 21 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
45 Pine St, Ste 1A
New Canaan, CT 068405409
(203) 966-5606
fax (203) 966-3239

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Connecticut #08269

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275535387. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$422
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Ultradent Products INC 2 $218.98
Straumann USA LLC 1 $100.00
Geistlich Pharma, North America, INC. 1 $87.50
Elevate Oral Care 1 $15.78

By nature of payment

Gift
$219
Food and Beverage
$103
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
20
Patients
16
Total drug cost
$71
Drug Type Claims Patients Total cost
Amoxicillin Generic 20 16 $71

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Iwinski's medical specialty?
Dr. Matthew Iwinski practices General Practice Dentistry in New Canaan, CT.
Where does Dr. Matthew Iwinski practice?
Dr. Matthew Iwinski practices at 45 Pine St, New Canaan, CT 068405409. Office phone: 2039665606.
What is Dr. Matthew Iwinski's NPI?
Dr. Matthew Iwinski's National Provider Identifier (NPI) is 1275535387, issued by NPPES.