Doctor profile · Federal record

Dr. Halden Nielsen, DO

Family Medicine Physician (CMS: Family Practice) · Austin, MN

  • NPI 1598343741
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1000 1St Dr Nw
Austin, MN 559122941
(507) 433-7351
Additional location
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511
Mailing address
200 1St St Sw
Rochester, MN 559050001

Credentials & registration

NPPES · NUCC
NPI registered
March 2021 — 5 yrs on file
Profile last updated
July 19, 2024
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Minnesota #72131

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598343741. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
SANOFI-AVENTIS U.S. LLC 1 $19.06

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
514
Patients
106
Total drug cost
$7,408
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 74 25 $1,227
Amlodipine Besylate Generic 72 25 $653
Lisinopril Generic 48 17 $447
Rosuvastatin Calcium Generic 48 17 $1,198
Gabapentin Generic 32 0 $476
Omeprazole Generic 29 11 $650
Metoprolol Succinate Generic 28 11 $578
Levothyroxine Sodium Generic 27 0 $479
Metoprolol Tartrate Generic 27 0 $274
Losartan Potassium Generic 26 0 $511

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Halden Nielsen's medical specialty?
Dr. Halden Nielsen practices Family Medicine Physician in Austin, MN.
Where does Dr. Halden Nielsen practice?
Dr. Halden Nielsen practices at 1000 1St Dr Nw, Austin, MN 559122941. Office phone: 5074337351.
What is Dr. Halden Nielsen's NPI?
Dr. Halden Nielsen's National Provider Identifier (NPI) is 1598343741, issued by NPPES.
Does Dr. Halden Nielsen accept Medicare assignment?
Yes. Dr. Halden Nielsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.