Doctor profile · Federal record

Dr. Michael Donnenwerth, DPM

Podiatrist (CMS: Podiatry) · Student in an Organized Health Care Education/Training Program · Podiatrist · Winona, MN

  • NPI 1154647808
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
855 Mankato Ave
Winona, MN 559874868
(507) 454-3680

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
August 2, 2013
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
213E00000X — NUCC code
State licenses (2)
Minnesota #909 · Wisconsin #1018

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154647808. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
272
Distinct HCPCS
4
Medicare allowed
$11,532
HCPCS Description Services Patients Avg allowed
11721 Removal of fingernails or toenails, 6 or more nails 133 40 $23
99213 Established patient office or other outpatient visit, 20-29 minutes 79 48 $64
99212 Established patient office or other outpatient visit, 10-19 minutes 38 32 $34
99214 Established patient office or other outpatient visit, 30-39 minutes 22 22 $95

In context: peer comparison

Among 2 peers in Winona Podiatrist, average services per provider: 118. This provider delivers 2.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
48
Patients
15
Total drug cost
$524
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 36 15 $351
Gabapentin Generic 12 0 $173

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Donnenwerth's medical specialty?
Dr. Michael Donnenwerth practices Podiatrist in Winona, MN.
Where does Dr. Michael Donnenwerth practice?
Dr. Michael Donnenwerth practices at 855 Mankato Ave, Winona, MN 559874868. Office phone: 5074543680.
What is Dr. Michael Donnenwerth's NPI?
Dr. Michael Donnenwerth's National Provider Identifier (NPI) is 1154647808, issued by NPPES.
Does Dr. Michael Donnenwerth accept Medicare assignment?
Yes. Dr. Michael Donnenwerth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Donnenwerth commonly perform?
Top Medicare-reported procedures in 2023: Removal of fingernails or toenails, 6 or more nails (HCPCS 11721); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.