Doctor profile · Federal record

Dr. Robert Mattioli, DMD

Orthodontics and Dentofacial Orthopedic Dentist · East Greenwich, RI

  • NPI 1831256403
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5550 Post Road
East Greenwich, RI 02818
(401) 886-5900
fax (401) 886-5903

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223X0400X — NUCC code
State license (1)
Rhode Island #DEN02509

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831256403. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$923
Transactions
12
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Solventum Corporation 5 $404.01
American Orthodontics Corporation 3 $384.03
Align Technology, INC. 2 $83.19
Envista Holdings Corporation 1 $26.24
Ortho Organizers, INC. 1 $25.94

By nature of payment

Food and Beverage
$923

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Mattioli's medical specialty?
Dr. Robert Mattioli practices Orthodontics and Dentofacial Orthopedic Dentist in East Greenwich, RI.
Where does Dr. Robert Mattioli practice?
Dr. Robert Mattioli practices at 5550 Post Road, East Greenwich, RI 02818. Office phone: 4018865900.
What is Dr. Robert Mattioli's NPI?
Dr. Robert Mattioli's National Provider Identifier (NPI) is 1831256403, issued by NPPES.