Doctor profile · Federal record

Dr. GREGORY MARK, DDS

General Practice Dentistry · REGO PARK, NY

  • NPI 1891784153
  • 21 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6509 99TH ST, SUITE D
REGO PARK, NY 113743570
(718) 275-9792
fax (718) 997-8362
Mailing address
6761 110TH ST
FOREST HILLS, NY 113752943

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
New York #046175

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891784153. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$709
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GC America Inc. 2 $709.24

By nature of payment

Travel and Lodging
$690
Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
12
Total drug cost
$161
Drug Type Claims Patients Total cost
Amoxicillin Generic 15 12 $54
Ibuprofen Generic 14 0 $107

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated May 17, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›