Doctor profile · Federal record

Dr. Gregory Christensen, D.D.S.

General Practice Dentistry · Public Health Dentist · Harvey, ND

  • NPI 1912450297
  • 10 yrs on file
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
118 9Th St W
Harvey, ND 58341
(701) 324-4180
fax (701) 324-4702
Additional location
400 Conley Lake RD
Deer Lodge, MT 597228708
(414) 331-9341

Credentials & registration

NPPES · NUCC
NPI registered
August 2016 — 10 yrs on file
Profile last updated
July 5, 2019
Specialty taxonomy
1223G0001X — NUCC code
State licenses (2)
North Dakota #2372 · Montana #2161

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912450297. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona INC 1 $13.19

By nature of payment

Food and Beverage
$13

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
91
Patients
70
Total drug cost
$571
Drug Type Claims Patients Total cost
Amoxicillin Generic 76 59 $375
Clindamycin Hcl Generic 15 11 $197

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Christensen's medical specialty?
Dr. Gregory Christensen practices General Practice Dentistry in Harvey, ND.
Where does Dr. Gregory Christensen practice?
Dr. Gregory Christensen practices at 118 9Th St W, Harvey, ND 58341. Office phone: 7013244180.
What is Dr. Gregory Christensen's NPI?
Dr. Gregory Christensen's National Provider Identifier (NPI) is 1912450297, issued by NPPES.