Doctor profile · Federal record

Dr. Gregory Atack, DMD, FAGD

General Practice Dentistry · Portland, OR

  • NPI 1508839507
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1585 Sw Marlow Ave, Suite 100
Portland, OR 972255176
(503) 297-1717
fax (503) 292-7711
Mailing address
14871 Nw Dominion Dr
Portland, OR 972292298

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Oregon #D7210

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508839507. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$271
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
KULZER, LLC 2 $243.75
Solventum Corporation 1 $27.24

By nature of payment

Food and Beverage
$271

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
11
Total drug cost
$95
Drug Type Claims Patients Total cost
Chlorhexidine Gluconate Generic 14 11 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Atack's medical specialty?
Dr. Gregory Atack practices General Practice Dentistry in Portland, OR.
Where does Dr. Gregory Atack practice?
Dr. Gregory Atack practices at 1585 Sw Marlow Ave, Portland, OR 972255176. Office phone: 5032971717.
What is Dr. Gregory Atack's NPI?
Dr. Gregory Atack's National Provider Identifier (NPI) is 1508839507, issued by NPPES.