Quick answers
- Which hospitals does Sean P. Ronayne work at?
- Medicare's official clinician data lists Sean P. Ronayne at 3 hospitals: Ascension Columbia St Marys Hospital Milwaukee, Ascension SE Wisconsin Hospital and Aurora Medical Center Oshkosh. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sean P. Ronayne see patients?
- Medicare's clinician data lists 3 practice locations, including Wauwatosa, WI, Oshkosh, WI and Brown Deer, WI. Call before your visit to confirm the address.
- What is Sean P. Ronayne's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Sean P. Ronayne accept Medicare assignment?
- Yes. Medicare's clinician data says Sean P. Ronayne 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 Sean P. Ronayne offer telehealth?
- Medicare's clinician data says Sean P. Ronayne offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Sean P. Ronayne?
- (920) 303-8700, as listed in official Medicare / NPI Registry data.
- What is Sean P. Ronayne's NPI number?
- 1184730079. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sean P. Ronayne works
Medicare's Facility Affiliation Data lists Sean P. Ronayne 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
- Aurora Medical Center OshkoshOshkosh, WI · Acute Care Hospital · CCN 520198
Practice locations
Addresses where Sean P. Ronayne is enrolled with Medicare (CMS data updated 2026-10-02).
- 201 N Mayfair RdWauwatosa, WI 53226
- 855 N Westhaven DrOshkosh, WI 54904 (920) 303‑8700
- 9252 N Green Bay RdBrown Deer, WI 53209 (414) 527‑7500
Group practices
Medicare enrollment lists Sean P. Ronayne as a member of these groups (CMS data updated 2026-10-02).
- Aurora Medical Group, Inc.3,813 clinicians in the group
- Ascension Medical Group-Southeast Wisconsin Inc545 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Wauwatosa
Clinicians with the same Medicare primary specialty in Wauwatosa, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1184730079 |
| 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