NPPES file of Aug 9, 2026

Michael P. Donnenwerth, DPM

Podiatrist · Winona, MN

Michael P. Donnenwerth, DPM is a podiatrist with a practice address in Winona, Minnesota, and NPI 1154647808, issued on Apr 20, 2010. Check the license (Minnesota 909, as entered in NPPES) with the Minnesota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154647808
Name
Michael P. Donnenwerth
Credential
DPM
Primary taxonomy
Podiatrist 213E00000X
License numbers
909 MN
1018 WI
Self-reported in NPPES; status is on the state search
Practice location
855 Mankato Ave, Winona, MN 55987
Phone
(507) 454-3680
Enumerated
Apr 20, 2010
Record last updated
Aug 2, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130730000127); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 855 Mankato Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Adix, OTROccupational Therapist1265006084
  2. Kirsten Allen, MS, ATC, CESAthletic Trainer1235805813
  3. Ryan BartolPhysician Assistant1356299945
  4. Nicole Beatty, MDAnesthesiology Physician1982657607
  5. Emily Beckel, ATCAthletic Trainer1659890481
  6. Everett Beguin, MDFamily Medicine Physician1134139652

Verify Michael P. Donnenwerth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license 909
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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67% fewer Medicare Part D claims than the average podiatrist in 2024

105 Medicare Part D claims for 50 beneficiaries, against an average of 314 among the 6,407 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 36 claims were for opioids.

  1. Michael Donnenwerth105
  2. Specialty average314

Most prescribed

  1. Hydrocodone-Acetaminophen21 claims
  2. Gabapentin16 claims
  3. Meloxicam13 claims
  4. Oxycodone Hcl12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital affiliation

  1. Winona Health ServicesWinona, MN · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Michael P. Donnenwerth among 147 podiatrist records in Minnesota

Michael P. Donnenwerth, DPM is one of 147 podiatrist records with a practice address in Minnesota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 68% of them.

  • NPI issued2010 · 68% of these records are older, 30% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2006 · median 2003 among the 99 with a school on file
  • Record last updated2013 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 213E00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Podiatrist providers in Minnesota

There are 147 podiatrist records in Minnesota.

The 8 podiatrist records with the nearest ZIP codes

  1. Laurie Broghammer, DPMWinona, MN 559871891705505
  2. William Hanson, D.P.M.Winona, MN 559871275649774
  3. Thomas Nachtigal, DPMWinona, MN 559871962435172
  4. Lynn Gustafson, DPMMankato, MN 560011124006143
  5. Danielle Nack, DPMMankato, MN 560011083280358
  6. James Shaw, D.P.M.Mankato, MN 560011417057084
  7. James Nack, DPMMankato, MN 560021689653685
  8. Travis KlattAlbert Lea, MN 560071104223635

Common questions

What is Michael P. Donnenwerth, DPM's NPI number?

Michael P. Donnenwerth, DPM's National Provider Identifier (NPI) is 1154647808, issued on Apr 20, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Michael P. Donnenwerth, DPM located?

The NPPES record lists a practice address at 855 Mankato Ave, Winona, MN, 55987. Phone: (507) 454-3680. Providers update this record themselves, so call before visiting.

How can I verify Michael P. Donnenwerth, DPM's license?

NPPES lists Minnesota license number 909, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Michael P. Donnenwerth, DPM prescribe under Medicare Part D?

In 2024, Michael P. Donnenwerth, DPM had 105 Medicare Part D claims for 50 beneficiaries; the average among podiatrist prescribers was 314. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.