Doctor profile · Federal record

Dr. DENNIS NIERENGARTEN, D.D.S.

General Practice Dentistry · SAINT CLOUD, MN

  • NPI 1487691887
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1511 NORTHWAY DR, SUITE 102
SAINT CLOUD, MN 563031261
(320) 255-1020
fax (320) 255-1732

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 12, 2010
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Minnesota #9004

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487691887. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$375
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Straumann USA LLC 1 $375.00

By nature of payment

Education
$375

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
41
Patients
37
Total drug cost
$203
Drug Type Claims Patients Total cost
Amoxicillin Generic 25 22 $86
Penicillin V Potassium Generic 16 15 $118

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 21, 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 ›