Doctor profile · Federal record

Dr. Ann Olson, CNP

Nurse Practitioner · Winona, MN

  • NPI 1144337692
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
859 Mankato Avenue
Winona, MN 55987
(507) 454-3680
fax (507) 457-7672
Mailing address
855 Mankato Ave
Winona, MN 559874868

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 30, 2011
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Minnesota #R0918859
Medicaid
MN #569840500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144337692. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Masimo Corporation 1 $14.06

By nature of payment

Food and Beverage
$14

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Olson's medical specialty?
Dr. Ann Olson practices Nurse Practitioner in Winona, MN.
Where does Dr. Ann Olson practice?
Dr. Ann Olson practices at 859 Mankato Avenue, Winona, MN 55987. Office phone: 5074543680.
What is Dr. Ann Olson's NPI?
Dr. Ann Olson's National Provider Identifier (NPI) is 1144337692, issued by NPPES.