Doctor profile · Federal record

Dr. Roger Grandgenett, D.D.S.

General Practice Dentistry · Blue Earth, MN

  • NPI 1659395580
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
621 E 7Th St
Blue Earth, MN 560132516
(507) 526-2170
fax (507) 526-7437

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Minnesota #D10869

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659395580. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$480
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Premier Dental Products Company 1 $480.00

By nature of payment

Gift
$480

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
398
Patients
150
Total drug cost
$2,073
Drug Type Claims Patients Total cost
Amoxicillin Generic 308 128 $579
Clindamycin Hcl Generic 44 22 $88
Memantine Hcl Generic 12 0 $781
Pantoprazole Sodium Generic 12 0 $300
Chlorhexidine Gluconate Generic 11 0 $69
Metformin Hcl Generic 11 0 $256

Frequently asked questions

Auto-generated from federal data
What is Dr. Roger Grandgenett's medical specialty?
Dr. Roger Grandgenett practices General Practice Dentistry in Blue Earth, MN.
Where does Dr. Roger Grandgenett practice?
Dr. Roger Grandgenett practices at 621 E 7Th St, Blue Earth, MN 560132516. Office phone: 5075262170.
What is Dr. Roger Grandgenett's NPI?
Dr. Roger Grandgenett's National Provider Identifier (NPI) is 1659395580, issued by NPPES.