Quick answers
- Which hospitals does Mack A. Karnes work at?
- Medicare's official clinician data lists Mack A. Karnes at 5 hospitals: Aurora Medical Center Bay Area, Aurora Medical Center Kenosha, Aurora Medical Center Manitowoc County, Aurora Medical Center Sheboygan County and Aurora St Lukes Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mack A. Karnes see patients?
- Medicare's clinician data lists 76 practice locations, including Milwaukee, WI, Hartford, WI and Kenosha, WI. Call before your visit to confirm the address.
- What is Mack A. Karnes's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Mack A. Karnes accept Medicare assignment?
- Yes. Medicare's clinician data says Mack A. Karnes 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 Mack A. Karnes?
- (414) 219-3056, as listed in official Medicare / NPI Registry data.
- What is Mack A. Karnes's NPI number?
- 1225072721. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mack A. Karnes works
Medicare's Facility Affiliation Data lists Mack A. Karnes at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aurora Medical Center Bay AreaMarinette, WI · Acute Care Hospital · CCN 520113
- Aurora Medical Center KenoshaKenosha, WI · Acute Care Hospital · CCN 520189
- Aurora Medical Center Manitowoc CountyTwo Rivers, WI · Acute Care Hospital · CCN 520034
- Aurora Medical Center Sheboygan CountySheboygan, WI · Acute Care Hospital · CCN 520035
- Aurora St Lukes Medical CenterMilwaukee, WI · Acute Care Hospital · CCN 520138
Practice locations
Addresses where Mack A. Karnes is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 76; the Medicare profile lists all.
- 1020 N 12th StMilwaukee, WI 53233 (414) 219‑3056
- 1032 E Sumner StHartford, WI 53027 (262) 673‑2300
- 10400 75th StKenosha, WI 53142 (262) 948‑7000
- 1055 N Mayfair RdWauwatosa, WI 53226 (414) 476‑8450
- 1055 N Mayfair Rd, Suite 300Wauwatosa, WI 53226 (414) 476‑8450
Group practices
Medicare enrollment lists Mack A. Karnes as a member of these groups (CMS data updated 2026-10-02).
- Aurora Medical Group, Inc.3,813 clinicians in the group
- Aurora Advanced Healthcare, Inc.1,124 clinicians in the group
- Lakeshore Medical Clinic LLC379 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Milwaukee
Clinicians with the same Medicare primary specialty in Milwaukee, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Illinois College Of Med (chi/peor/rock/chm-Urb) |
| Graduation year | 1971 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225072721 |
| 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