Doctor profile · Federal record

Dr. Michael Otto, DDS

General Practice Dentistry · Mason City, IA

  • NPI 1144342700
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3223 4Th St Sw
Mason City, IA 504011583
(641) 424-6461
Mailing address
30 Burr Oak Ln
Mason City, IA 504011400

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 9, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Iowa #08229
Medicaid (2)
IA #0295303 · IA #0212191

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144342700. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona INC 2 $68.40

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
88
Patients
59
Total drug cost
$318
Drug Type Claims Patients Total cost
Penicillin V Potassium Generic 29 25 $161
Amoxicillin Generic 27 16 $25
Dexamethasone Generic 20 18 $62
Chlorhexidine Gluconate Generic 12 0 $70

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Otto's medical specialty?
Dr. Michael Otto practices General Practice Dentistry in Mason City, IA.
Where does Dr. Michael Otto practice?
Dr. Michael Otto practices at 3223 4Th St Sw, Mason City, IA 504011583. Office phone: 6414246461.
What is Dr. Michael Otto's NPI?
Dr. Michael Otto's National Provider Identifier (NPI) is 1144342700, issued by NPPES.