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Emergency Medicine

Michael V. Kowal, DO

Works at hospitals in Lake Geneva, WI · Wisconsin

Summary

Michael V. Kowal, DO (Emergency Medicine) is listed by Medicare at 1 hospital in Lake Geneva, WI. NPI 1043530025. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael V. Kowal, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
16Years since medical school (graduated 2010)
Chicago College Of OsteopathyMedical school
MaleGender (as listed)
Mercy Health System CorporationGroup practice

Quick answers

Which hospitals does Michael V. Kowal work at?
Medicare's official clinician data lists Michael V. Kowal at 1 hospital: Mercy Walworth Hospital & Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael V. Kowal see patients?
Medicare's clinician data lists 2 practice locations, including Janesville, WI and Lake Geneva, WI. Call before your visit to confirm the address.
What is Michael V. Kowal's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Michael V. Kowal accept Medicare assignment?
Yes. Medicare's clinician data says Michael V. Kowal accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is Michael V. Kowal's NPI number?
1043530025. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael V. Kowal works

Medicare's Facility Affiliation Data lists Michael V. Kowal at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Michael V. Kowal is enrolled with Medicare (CMS data updated 2026-10-02).

  • 1000 Mineral Point AveJanesville, WI 53548
  • N2950 State Rd, Suite 67Lake Geneva, WI 53147

Group practices

Medicare enrollment lists Michael V. Kowal as a member of this group (CMS data updated 2026-10-02).

  • Mercy Health System Corporation753 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Wisconsin →

Other emergency medicine doctors in Janesville

Clinicians with the same Medicare primary specialty in Janesville, WI — not a recommendation.

All emergency medicine doctors in Janesville →

Clinician information

CredentialDO
Medical schoolChicago College Of Osteopathy
Graduation year2010
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043530025
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians