Doctor profile · Federal record

Dr. Matthew Witkowski, DMD

Endodontist · General Practice Dentistry · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · South Barrington, IL

  • NPI 1508366717
  • 8 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
20 Executive CT Ste 1
South Barrington, IL 600109543
(847) 550-3460
Additional location
801 Newton RD
Iowa City, IA 522421001
(319) 335-7440
fax (319) 335-7451
Additional location
27005 76Th Ave
New Hyde Park, NY 110401402
(313) 407-6569
Show 1 more location
Additional location
19615 Governors Hwy
Flossmoor, IL 604222037
(708) 221-8343
Mailing address
2405 River Woods Dr
Naperville, IL 605656356

Credentials & registration

NPPES · NUCC
NPI registered
February 2018 — 8 yrs on file
Profile last updated
July 22, 2025
Specialty taxonomy
1223E0200X — NUCC code
State licenses (3)
Illinois #021.003457 · Illinois #019032088 · Iowa #RES-30652

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508366717. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$64
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Septodont INC. 1 $43.99
Envista Holdings Corporation 1 $19.59

By nature of payment

Education
$44
Food and Beverage
$20

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Witkowski's medical specialty?
Dr. Matthew Witkowski practices Endodontist in South Barrington, IL.
Where does Dr. Matthew Witkowski practice?
Dr. Matthew Witkowski practices at 20 Executive CT Ste 1, South Barrington, IL 600109543. Office phone: 8475503460.
What is Dr. Matthew Witkowski's NPI?
Dr. Matthew Witkowski's National Provider Identifier (NPI) is 1508366717, issued by NPPES.