Quick answers
- Which hospitals does Nathaniel Stepp work at?
- Medicare's official clinician data lists Nathaniel Stepp at 4 hospitals: Gundersen Lutheran Medical Center, Gundersen Moundview Hospital and Clinics, Gundersen Tri-County Hospital & Clinics and St Elizabeth Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nathaniel Stepp see patients?
- Medicare's clinician data lists 6 practice locations, including Winona, MN, Wabasha, MN and La Crosse, WI. Call before your visit to confirm the address.
- What is Nathaniel Stepp's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Nathaniel Stepp accept Medicare assignment?
- Yes. Medicare's clinician data says Nathaniel Stepp 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 Nathaniel Stepp?
- (507) 615-0600, as listed in official Medicare / NPI Registry data.
- What is Nathaniel Stepp's NPI number?
- 1942491030. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nathaniel Stepp works
Medicare's Facility Affiliation Data lists Nathaniel Stepp at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Gundersen Lutheran Medical CenterLa Crosse, WI · Acute Care Hospital · CCN 520087
- Gundersen Moundview Hospital and ClinicsFriendship, WI · Critical Access Hospital · CCN 521309
- Gundersen Tri-County Hospital & ClinicsWhitehall, WI · Critical Access Hospital · CCN 521316
- St Elizabeth Medical CenterWabasha, MN · Critical Access Hospital · CCN 241335
Practice locations
Addresses where Nathaniel Stepp is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1122 W Hwy 61Winona, MN 55987 (507) 615‑0600
- 1200 Grant Blvd WWabasha, MN 55981 (651) 565‑4531
- 1836 S AveLa Crosse, WI 54601 (608) 783‑7300
- 18601 Lincoln StWhitehall, WI 54773 (715) 538‑4361
- 18606 Ervin StWhitehall, WI 54773 (715) 538‑4355
Group practices
Medicare enrollment lists Nathaniel Stepp as a member of these groups (CMS data updated 2026-10-02).
- Gundersen Lutheran Medical Center Inc895 clinicians in the group
- Saint Elizabeths Hospital of Wabasha Inc94 clinicians in the group
- Tri-County Memorial Hospital Inc74 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Winona
Clinicians with the same Medicare primary specialty in Winona, MN — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942491030 |
| 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