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Cardiovascular Disease (Cardiology)

Adam Bykowski, DO

Works at hospitals in Grafton, WI · Sheboygan, WI · Hartford, WI … · Wisconsin

Summary

Adam Bykowski, DO (Cardiovascular Disease (Cardiology)) is listed by Medicare at 4 hospitals in Grafton, WI, Sheboygan, WI and Hartford, WI and other places. NPI 1427409317. 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 Adam Bykowski, 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

Cardiovascular Disease (Cardiology)Primary specialty
YesAccepts Medicare assignment
10Years since medical school (graduated 2016)
West Virginia School Of Osteopathic MedicineMedical school
MaleGender (as listed)
Aurora Advanced Healthcare, Inc.Group practice

Quick answers

Which hospitals does Adam Bykowski work at?
Medicare's official clinician data lists Adam Bykowski at 4 hospitals: Aurora Medical Center, Aurora Medical Center Sheboygan County, Aurora Medical Ctr Washington County and Aurora St Lukes Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Adam Bykowski see patients?
Medicare's clinician data lists 1 practice location in Grafton, WI. Call before your visit to confirm the address.
What is Adam Bykowski's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
Does Adam Bykowski accept Medicare assignment?
Yes. Medicare's clinician data says Adam Bykowski 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 the phone number for Adam Bykowski?
(262) 329-8100, as listed in official Medicare / NPI Registry data.
What is Adam Bykowski's NPI number?
1427409317. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Adam Bykowski works

Medicare's Facility Affiliation Data lists Adam Bykowski 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 Adam Bykowski is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Adam Bykowski as a member of this group (CMS data updated 2026-10-02).

  • Aurora Advanced Healthcare, Inc.1,124 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Wisconsin →

Other cardiologists in Wisconsin

Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.

All cardiologists in Wisconsin →

Clinician information

CredentialDO
Medical schoolWest Virginia School Of Osteopathic Medicine
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1427409317
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