Doctor profile · Federal record

Dr. Stuart Chassen

Endodontist · Bayside, NY

  • NPI 1326137555
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3443 213Th St
Bayside, NY 113611554
(718) 229-6600
fax (718) 224-4955

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223E0200X — NUCC code
State license (1)
New York #033951

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326137555. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$51
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona INC 2 $50.59

By nature of payment

Food and Beverage
$51

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
61
Patients
58
Total drug cost
$339
Drug Type Claims Patients Total cost
Penicillin V Potassium Generic 29 29 $155
Clindamycin Hcl Generic 19 16 $142
Amoxicillin Generic 13 13 $41

Frequently asked questions

Auto-generated from federal data
What is Dr. Stuart Chassen's medical specialty?
Dr. Stuart Chassen practices Endodontist in Bayside, NY.
Where does Dr. Stuart Chassen practice?
Dr. Stuart Chassen practices at 3443 213Th St, Bayside, NY 113611554. Office phone: 7182296600.
What is Dr. Stuart Chassen's NPI?
Dr. Stuart Chassen's National Provider Identifier (NPI) is 1326137555, issued by NPPES.