Quick answers
- Which hospitals does Mark A. Girzadas work at?
- Medicare's official clinician data lists Mark A. Girzadas at 3 hospitals: Aurora Medical Center, Aurora St Lukes Medical Center and West Allis Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Girzadas see patients?
- Medicare's clinician data lists 1 practice location in West Allis, WI. Call before your visit to confirm the address.
- What is Mark A. Girzadas's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Mark A. Girzadas accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Girzadas 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 Mark A. Girzadas?
- (414) 281-4466, as listed in official Medicare / NPI Registry data.
- What is Mark A. Girzadas's NPI number?
- 1992842272. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark A. Girzadas works
Medicare's Facility Affiliation Data lists Mark A. Girzadas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aurora Medical CenterGrafton, WI · Acute Care Hospital · CCN 520207
- Aurora St Lukes Medical CenterMilwaukee, WI · Acute Care Hospital · CCN 520138
- West Allis Memorial HospitalWest Allis, WI · Acute Care Hospital · CCN 520139
Practice locations
Addresses where Mark A. Girzadas is enrolled with Medicare (CMS data updated 2026-10-02).
- 2424 S 90th St, Suite 406West Allis, WI 53227 (414) 281‑4466
Group practices
Medicare enrollment lists Mark A. Girzadas as a member of this group (CMS data updated 2026-10-02).
- Aurora Medical Group, Inc.3,813 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Wisconsin →
Other cardiologists in West Allis
Clinicians with the same Medicare primary specialty in West Allis, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992842272 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians