Quick answers
- Which hospitals does Robert J. Wiechmann work at?
- Medicare's official clinician data lists Robert J. Wiechmann at 5 hospitals: Chippewa Valley Hospital, Marshfield Medical Center - Rice Lake, Mayo Clinic Health System Eau Claire Hospital, Mayo Clinic Health System-Franciscan Medical Center Inc and Mayo Clinic Health System-Northland. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert J. Wiechmann see patients?
- Medicare's clinician data lists 3 practice locations, including Eau Claire, WI, Prairie Du Chien, WI and La Crosse, WI. Call before your visit to confirm the address.
- What is Robert J. Wiechmann's specialty?
- Medicare lists Thoracic Surgery as the primary specialty, and also Cardiac Surgery and Cardiovascular Disease (Cardiology).
- Does Robert J. Wiechmann accept Medicare assignment?
- Yes. Medicare's clinician data says Robert J. Wiechmann 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 Robert J. Wiechmann offer telehealth?
- Medicare's clinician data says Robert J. Wiechmann offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Robert J. Wiechmann?
- (715) 838-5222, as listed in official Medicare / NPI Registry data.
- What is Robert J. Wiechmann's NPI number?
- 1659333953. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert J. Wiechmann works
Medicare's Facility Affiliation Data lists Robert J. Wiechmann at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Chippewa Valley HospitalDurand, WI · Critical Access Hospital · CCN 521307
- Marshfield Medical Center - Rice LakeRice Lake, WI · Acute Care Hospital · CCN 520011
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI · Acute Care Hospital · CCN 520070
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI · Acute Care Hospital · CCN 520004
- Mayo Clinic Health System-NorthlandBarron, WI · Critical Access Hospital · CCN 521315
Practice locations
Addresses where Robert J. Wiechmann is enrolled with Medicare (CMS data updated 2026-10-02).
- 1400 Bellinger StEau Claire, WI 54703 (715) 838‑5222
- 800 E Blackhawk AvePrairie Du Chien, WI 53821 (608) 326‑0808
- 800 W Ave SLa Crosse, WI 54601 (608) 785‑0940
Group practices
Medicare enrollment lists Robert J. Wiechmann as a member of these groups (CMS data updated 2026-10-02).
- Mayo Clinic Health System-Northwest Wisconsin Region Inc802 clinicians in the group
- Mayo Clinic Health System-Southwest Wisconsin Region Inc534 clinicians in the group
Specialties
Other thoracic surgeons in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Minnesota Medical School |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1659333953 |
| 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