Quick answers
- Which hospitals does John K. Luebs work at?
- Medicare's official clinician data lists John K. Luebs at 5 hospitals: Ascension Columbia St Marys Hospital Milwaukee, Ascension SE Wisconsin Hospital, Ascension St Francis Hospital, Ascension Wisconsin Hospital Menomonee Falls Campus and Midwest Orthopedic Specialty Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John K. Luebs see patients?
- Medicare's clinician data lists 2 practice locations, including Mount Pleasant, WI and Milwaukee, WI. Call before your visit to confirm the address.
- What is John K. Luebs's specialty?
- Medicare lists Hospitalist as the primary specialty.
- Does John K. Luebs accept Medicare assignment?
- Yes. Medicare's clinician data says John K. Luebs 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 John K. Luebs?
- (262) 687-4011, as listed in official Medicare / NPI Registry data.
- What is John K. Luebs's NPI number?
- 1275160913. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John K. Luebs works
Medicare's Facility Affiliation Data lists John K. Luebs at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI · Acute Care Hospital · CCN 520051
- Ascension SE Wisconsin HospitalMilwaukee, WI · Acute Care Hospital · CCN 520136
- Ascension St Francis HospitalMilwaukee, WI · Acute Care Hospital · CCN 520078
- Ascension Wisconsin Hospital Menomonee Falls CampusMenomonee Falls, WI · Acute Care Hospital · CCN 520214
- Midwest Orthopedic Specialty HospitalFranklin, WI · Acute Care Hospital · CCN 520205
Practice locations
Addresses where John K. Luebs is enrolled with Medicare (CMS data updated 2026-10-02).
- 3801 Spring StMount Pleasant, WI 53405 (262) 687‑4011
- 5000 W Chambers StMilwaukee, WI 53210 (414) 447‑2569
Group practices
Medicare enrollment lists John K. Luebs as a member of this group (CMS data updated 2026-10-02).
- Ascension Medical Group-Southeast Wisconsin Inc545 clinicians in the group
Specialties
- Hospitalistprimary
Other hospitalists in Mount Pleasant
Clinicians with the same Medicare primary specialty in Mount Pleasant, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York Downstate Medical Center |
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275160913 |
| 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