Doctor profile · Federal record

Dr. Steven Regenstein, DDS

General Practice Dentistry · Westport, CT

  • NPI 1568663011
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
251 Main Street
Westport, CT 06880
(203) 227-3421
fax (203) 226-9817
Mailing address
18 Tannery Lane South
Weston, CT 06883

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Connecticut #008313

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568663011. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$479
Transactions
13
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Align Technology, INC. 10 $289.20
Ultradent Products INC 2 $171.97
Elevate Oral Care 1 $18.20

By nature of payment

Food and Beverage
$307
Gift
$172

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
38
Patients
26
Total drug cost
$127
Drug Type Claims Patients Total cost
Amoxicillin Generic 38 26 $127

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Regenstein's medical specialty?
Dr. Steven Regenstein practices General Practice Dentistry in Westport, CT.
Where does Dr. Steven Regenstein practice?
Dr. Steven Regenstein practices at 251 Main Street, Westport, CT 06880. Office phone: 2032273421.
What is Dr. Steven Regenstein's NPI?
Dr. Steven Regenstein's National Provider Identifier (NPI) is 1568663011, issued by NPPES.