Quick answers
- Which hospitals does Mark A. Meier work at?
- Medicare's official clinician data lists Mark A. Meier at 5 hospitals: Ascension SE Wisconsin Hospital, Froedtert Memorial Lutheran Hospital, SSM Health St Clare Hospital - Baraboo, Waukesha Memorial Hospital and West Allis Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Meier see patients?
- Medicare's clinician data lists 1 practice location in Oak Creek, WI. Call before your visit to confirm the address.
- What is Mark A. Meier's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Mark A. Meier accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Meier 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.
- Does Mark A. Meier offer telehealth?
- Medicare's clinician data says Mark A. Meier offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark A. Meier?
- (414) 346-8000, as listed in official Medicare / NPI Registry data.
- What is Mark A. Meier's NPI number?
- 1396739827. 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. Meier works
Medicare's Facility Affiliation Data lists Mark A. Meier at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension SE Wisconsin HospitalMilwaukee, WI · Acute Care Hospital · CCN 520136
- Froedtert Memorial Lutheran HospitalMilwaukee, WI · Acute Care Hospital · CCN 520177
- SSM Health St Clare Hospital - BarabooBaraboo, WI · Acute Care Hospital · CCN 520057
- Waukesha Memorial HospitalWaukesha, WI · Acute Care Hospital · CCN 520008
- West Allis Memorial HospitalWest Allis, WI · Acute Care Hospital · CCN 520139
Practice locations
Addresses where Mark A. Meier is enrolled with Medicare (CMS data updated 2026-10-02).
- 7901 S 6th StOak Creek, WI 53154 (414) 346‑8000
Group practices
Medicare enrollment lists Mark A. Meier as a member of this group (CMS data updated 2026-10-02).
- Froedtert Andthe Medical College of Wisconsin Community Physicians Inc1,285 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Oak Creek
Clinicians with the same Medicare primary specialty in Oak Creek, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Chicago, Pritzker School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1396739827 |
| 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